20157600000

素因数分解:

$2^8\times 3^1\times 5^5\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:308

約数の個数: 432

約数和(自身を含む): 69172197696

約数和(自身を除く): 49014597696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 37, 40, 48, 50, 60, 64, 74, 75, 80, 96, 100, 111, 120, 125, 128, 148, 150, 160, 185, 192, 200, 222, 227, 240, 250, 256, 296, 300, 320, 370, 375, 384, 400, 444, 454, 480, 500, 555, 592, 600, 625, 640, 681, 740, 750, 768, 800, 888, 908, 925, 960, 1000, 1110, 1135, 1184, 1200, 1250, 1280, 1362, 1480, 1500, 1600, 1776, 1816, 1850, 1875, 1920, 2000, 2220, 2270, 2368, 2400, 2500, 2724, 2775, 2960, 3000, 3125, 3200, 3405, 3552, 3632, 3700, 3750, 3840, 4000, 4440, 4540, 4625, 4736, 4800, 5000, 5448, 5550, 5675, 5920, 6000, 6250, 6400, 6810, 7104, 7264, 7400, 7500, 8000, 8399, 8880, 9080, 9250, 9375, 9472, 9600, 10000, 10896, 11100, 11350, 11840, 12000, 12500, 13620, 13875, 14208, 14528, 14800, 15000, 16000, 16798, 17025, 17760, 18160, 18500, 18750, 19200, 20000, 21792, 22200, 22700, 23125, 23680, 24000, 25000, 25197, 27240, 27750, 28375, 28416, 29056, 29600, 30000, 32000, 33596, 34050, 35520, 36320, 37000, 37500, 40000, 41995, 43584, 44400, 45400, 46250, 47360, 48000, 50000, 50394, 54480, 55500, 56750, 58112, 59200, 60000, 67192, 68100, 69375, 71040, 72640, 74000, 75000, 80000, 83990, 85125, 87168, 88800, 90800, 92500, 96000, 100000, 100788, 108960, 111000, 113500, 115625, 118400, 120000, 125985, 134384, 136200, 138750, 141875, 142080, 145280, 148000, 150000, 160000, 167980, 170250, 174336, 177600, 181600, 185000, 200000, 201576, 209975, 217920, 222000, 227000, 231250, 236800, 240000, 251970, 268768, 272400, 277500, 283750, 290560, 296000, 300000, 335960, 340500, 346875, 355200, 363200, 370000, 400000, 403152, 419950, 425625, 435840, 444000, 454000, 462500, 480000, 503940, 537536, 544800, 555000, 567500, 592000, 600000, 629925, 671920, 681000, 693750, 709375, 710400, 726400, 740000, 800000, 806304, 839900, 851250, 871680, 888000, 908000, 925000, 1007880, 1049875, 1075072, 1089600, 1110000, 1135000, 1184000, 1200000, 1259850, 1343840, 1362000, 1387500, 1418750, 1452800, 1480000, 1612608, 1679800, 1702500, 1776000, 1816000, 1850000, 2015760, 2099750, 2128125, 2150144, 2179200, 2220000, 2270000, 2400000, 2519700, 2687680, 2724000, 2775000, 2837500, 2960000, 3149625, 3225216, 3359600, 3405000, 3552000, 3632000, 3700000, 4031520, 4199500, 4256250, 4358400, 4440000, 4540000, 5039400, 5249375, 5375360, 5448000, 5550000, 5675000, 5920000, 6299250, 6450432, 6719200, 6810000, 7264000, 7400000, 8063040, 8399000, 8512500, 8880000, 9080000, 10078800, 10498750, 10750720, 10896000, 11100000, 11350000, 12598500, 13438400, 13620000, 14800000, 15748125, 16126080, 16798000, 17025000, 17760000, 18160000, 20157600, 20997500, 21792000, 22200000, 22700000, 25197000, 26246875, 26876800, 27240000, 29600000, 31496250, 32252160, 33596000, 34050000, 36320000, 40315200, 41995000, 44400000, 45400000, 50394000, 52493750, 53753600, 54480000, 62992500, 67192000, 68100000, 78740625, 80630400, 83990000, 88800000, 90800000, 100788000, 104987500, 108960000, 125985000, 134384000, 136200000, 157481250, 161260800, 167980000, 181600000, 201576000, 209975000, 251970000, 268768000, 272400000, 314962500, 335960000, 403152000, 419950000, 503940000, 544800000, 629925000, 671920000, 806304000, 839900000, 1007880000, 1259850000, 1343840000, 1679800000, 2015760000, 2519700000, 3359600000, 4031520000, 5039400000, 6719200000, 10078800000, 20157600000]

約数ペア:

[(1, 20157600000), (2, 10078800000), (3, 6719200000), (4, 5039400000), (5, 4031520000), (6, 3359600000), (8, 2519700000), (10, 2015760000), (12, 1679800000), (15, 1343840000), (16, 1259850000), (20, 1007880000), (24, 839900000), (25, 806304000), (30, 671920000), (32, 629925000), (37, 544800000), (40, 503940000), (48, 419950000), (50, 403152000), (60, 335960000), (64, 314962500), (74, 272400000), (75, 268768000), (80, 251970000), (96, 209975000), (100, 201576000), (111, 181600000), (120, 167980000), (125, 161260800), (128, 157481250), (148, 136200000), (150, 134384000), (160, 125985000), (185, 108960000), (192, 104987500), (200, 100788000), (222, 90800000), (227, 88800000), (240, 83990000), (250, 80630400), (256, 78740625), (296, 68100000), (300, 67192000), (320, 62992500), (370, 54480000), (375, 53753600), (384, 52493750), (400, 50394000), (444, 45400000), (454, 44400000), (480, 41995000), (500, 40315200), (555, 36320000), (592, 34050000), (600, 33596000), (625, 32252160), (640, 31496250), (681, 29600000), (740, 27240000), (750, 26876800), (768, 26246875), (800, 25197000), (888, 22700000), (908, 22200000), (925, 21792000), (960, 20997500), (1000, 20157600), (1110, 18160000), (1135, 17760000), (1184, 17025000), (1200, 16798000), (1250, 16126080), (1280, 15748125), (1362, 14800000), (1480, 13620000), (1500, 13438400), (1600, 12598500), (1776, 11350000), (1816, 11100000), (1850, 10896000), (1875, 10750720), (1920, 10498750), (2000, 10078800), (2220, 9080000), (2270, 8880000), (2368, 8512500), (2400, 8399000), (2500, 8063040), (2724, 7400000), (2775, 7264000), (2960, 6810000), (3000, 6719200), (3125, 6450432), (3200, 6299250), (3405, 5920000), (3552, 5675000), (3632, 5550000), (3700, 5448000), (3750, 5375360), (3840, 5249375), (4000, 5039400), (4440, 4540000), (4540, 4440000), (4625, 4358400), (4736, 4256250), (4800, 4199500), (5000, 4031520), (5448, 3700000), (5550, 3632000), (5675, 3552000), (5920, 3405000), (6000, 3359600), (6250, 3225216), (6400, 3149625), (6810, 2960000), (7104, 2837500), (7264, 2775000), (7400, 2724000), (7500, 2687680), (8000, 2519700), (8399, 2400000), (8880, 2270000), (9080, 2220000), (9250, 2179200), (9375, 2150144), (9472, 2128125), (9600, 2099750), (10000, 2015760), (10896, 1850000), (11100, 1816000), (11350, 1776000), (11840, 1702500), (12000, 1679800), (12500, 1612608), (13620, 1480000), (13875, 1452800), (14208, 1418750), (14528, 1387500), (14800, 1362000), (15000, 1343840), (16000, 1259850), (16798, 1200000), (17025, 1184000), (17760, 1135000), (18160, 1110000), (18500, 1089600), (18750, 1075072), (19200, 1049875), (20000, 1007880), (21792, 925000), (22200, 908000), (22700, 888000), (23125, 871680), (23680, 851250), (24000, 839900), (25000, 806304), (25197, 800000), (27240, 740000), (27750, 726400), (28375, 710400), (28416, 709375), (29056, 693750), (29600, 681000), (30000, 671920), (32000, 629925), (33596, 600000), (34050, 592000), (35520, 567500), (36320, 555000), (37000, 544800), (37500, 537536), (40000, 503940), (41995, 480000), (43584, 462500), (44400, 454000), (45400, 444000), (46250, 435840), (47360, 425625), (48000, 419950), (50000, 403152), (50394, 400000), (54480, 370000), (55500, 363200), (56750, 355200), (58112, 346875), (59200, 340500), (60000, 335960), (67192, 300000), (68100, 296000), (69375, 290560), (71040, 283750), (72640, 277500), (74000, 272400), (75000, 268768), (80000, 251970), (83990, 240000), (85125, 236800), (87168, 231250), (88800, 227000), (90800, 222000), (92500, 217920), (96000, 209975), (100000, 201576), (100788, 200000), (108960, 185000), (111000, 181600), (113500, 177600), (115625, 174336), (118400, 170250), (120000, 167980), (125985, 160000), (134384, 150000), (136200, 148000), (138750, 145280), (141875, 142080)]