20618455800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 384

約数和(自身を含む): 68630607360

約数和(自身を除く): 48012151560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 60, 69, 73, 75, 92, 97, 100, 115, 120, 138, 146, 150, 184, 194, 200, 211, 219, 230, 276, 291, 292, 300, 345, 365, 388, 422, 438, 460, 485, 552, 575, 582, 584, 600, 633, 690, 730, 776, 844, 876, 920, 970, 1055, 1095, 1150, 1164, 1266, 1380, 1455, 1460, 1679, 1688, 1725, 1752, 1825, 1940, 2110, 2190, 2231, 2300, 2328, 2425, 2532, 2760, 2910, 2920, 3165, 3358, 3450, 3650, 3880, 4220, 4380, 4462, 4600, 4850, 4853, 5037, 5064, 5275, 5475, 5820, 6330, 6693, 6716, 6900, 7081, 7275, 7300, 8395, 8440, 8760, 8924, 9700, 9706, 10074, 10550, 10950, 11155, 11640, 12660, 13386, 13432, 13800, 14162, 14550, 14559, 14600, 15403, 15825, 16790, 17848, 19400, 19412, 20148, 20467, 21100, 21243, 21900, 22310, 24265, 25185, 25320, 26772, 28324, 29100, 29118, 30806, 31650, 33465, 33580, 35405, 38824, 40296, 40934, 41975, 42200, 42486, 43800, 44620, 46209, 48530, 50370, 53544, 55775, 56648, 58200, 58236, 61401, 61612, 63300, 66930, 67160, 70810, 72795, 77015, 81868, 83950, 84972, 89240, 92418, 97060, 100740, 102335, 106215, 111550, 116472, 121325, 122802, 123224, 125925, 126600, 133860, 141620, 145590, 154030, 162863, 163736, 167325, 167900, 169944, 177025, 184836, 194120, 201480, 204670, 212430, 223100, 231045, 242650, 245604, 251850, 267720, 283240, 291180, 307005, 308060, 325726, 334650, 335800, 354050, 354269, 363975, 369672, 385075, 409340, 424860, 446200, 462090, 470741, 485300, 488589, 491208, 503700, 511675, 531075, 582360, 614010, 616120, 651452, 669300, 708100, 708538, 727950, 770150, 814315, 818680, 849720, 924180, 941482, 970600, 977178, 1007400, 1023350, 1062150, 1062807, 1155225, 1228020, 1302904, 1338600, 1412223, 1416200, 1417076, 1455900, 1494091, 1535025, 1540300, 1628630, 1771345, 1848360, 1882964, 1954356, 2046700, 2124300, 2125614, 2310450, 2353705, 2442945, 2456040, 2824446, 2834152, 2911800, 2988182, 3070050, 3080600, 3257260, 3542690, 3765928, 3908712, 4071575, 4093400, 4248600, 4251228, 4482273, 4620900, 4707410, 4885890, 5314035, 5648892, 5976364, 6140100, 6514520, 7061115, 7085380, 7470455, 8143150, 8502456, 8856725, 8964546, 9241800, 9414820, 9771780, 10628070, 11297784, 11768525, 11952728, 12214725, 12280200, 14122230, 14170760, 14940910, 16286300, 17713450, 17929092, 18829640, 19543560, 21256140, 22411365, 23537050, 24429450, 26570175, 28244460, 29881820, 32572600, 34364093, 35305575, 35426900, 35858184, 37352275, 42512280, 44822730, 47074100, 48858900, 53140350, 56488920, 59763640, 68728186, 70611150, 70853800, 74704550, 89645460, 94148200, 97717800, 103092279, 106280700, 112056825, 137456372, 141222300, 149409100, 171820465, 179290920, 206184558, 212561400, 224113650, 274912744, 282444600, 298818200, 343640930, 412369116, 448227300, 515461395, 687281860, 824738232, 859102325, 896454600, 1030922790, 1374563720, 1718204650, 2061845580, 2577306975, 3436409300, 4123691160, 5154613950, 6872818600, 10309227900, 20618455800]

約数ペア:

[(1, 20618455800), (2, 10309227900), (3, 6872818600), (4, 5154613950), (5, 4123691160), (6, 3436409300), (8, 2577306975), (10, 2061845580), (12, 1718204650), (15, 1374563720), (20, 1030922790), (23, 896454600), (24, 859102325), (25, 824738232), (30, 687281860), (40, 515461395), (46, 448227300), (50, 412369116), (60, 343640930), (69, 298818200), (73, 282444600), (75, 274912744), (92, 224113650), (97, 212561400), (100, 206184558), (115, 179290920), (120, 171820465), (138, 149409100), (146, 141222300), (150, 137456372), (184, 112056825), (194, 106280700), (200, 103092279), (211, 97717800), (219, 94148200), (230, 89645460), (276, 74704550), (291, 70853800), (292, 70611150), (300, 68728186), (345, 59763640), (365, 56488920), (388, 53140350), (422, 48858900), (438, 47074100), (460, 44822730), (485, 42512280), (552, 37352275), (575, 35858184), (582, 35426900), (584, 35305575), (600, 34364093), (633, 32572600), (690, 29881820), (730, 28244460), (776, 26570175), (844, 24429450), (876, 23537050), (920, 22411365), (970, 21256140), (1055, 19543560), (1095, 18829640), (1150, 17929092), (1164, 17713450), (1266, 16286300), (1380, 14940910), (1455, 14170760), (1460, 14122230), (1679, 12280200), (1688, 12214725), (1725, 11952728), (1752, 11768525), (1825, 11297784), (1940, 10628070), (2110, 9771780), (2190, 9414820), (2231, 9241800), (2300, 8964546), (2328, 8856725), (2425, 8502456), (2532, 8143150), (2760, 7470455), (2910, 7085380), (2920, 7061115), (3165, 6514520), (3358, 6140100), (3450, 5976364), (3650, 5648892), (3880, 5314035), (4220, 4885890), (4380, 4707410), (4462, 4620900), (4600, 4482273), (4850, 4251228), (4853, 4248600), (5037, 4093400), (5064, 4071575), (5275, 3908712), (5475, 3765928), (5820, 3542690), (6330, 3257260), (6693, 3080600), (6716, 3070050), (6900, 2988182), (7081, 2911800), (7275, 2834152), (7300, 2824446), (8395, 2456040), (8440, 2442945), (8760, 2353705), (8924, 2310450), (9700, 2125614), (9706, 2124300), (10074, 2046700), (10550, 1954356), (10950, 1882964), (11155, 1848360), (11640, 1771345), (12660, 1628630), (13386, 1540300), (13432, 1535025), (13800, 1494091), (14162, 1455900), (14550, 1417076), (14559, 1416200), (14600, 1412223), (15403, 1338600), (15825, 1302904), (16790, 1228020), (17848, 1155225), (19400, 1062807), (19412, 1062150), (20148, 1023350), (20467, 1007400), (21100, 977178), (21243, 970600), (21900, 941482), (22310, 924180), (24265, 849720), (25185, 818680), (25320, 814315), (26772, 770150), (28324, 727950), (29100, 708538), (29118, 708100), (30806, 669300), (31650, 651452), (33465, 616120), (33580, 614010), (35405, 582360), (38824, 531075), (40296, 511675), (40934, 503700), (41975, 491208), (42200, 488589), (42486, 485300), (43800, 470741), (44620, 462090), (46209, 446200), (48530, 424860), (50370, 409340), (53544, 385075), (55775, 369672), (56648, 363975), (58200, 354269), (58236, 354050), (61401, 335800), (61612, 334650), (63300, 325726), (66930, 308060), (67160, 307005), (70810, 291180), (72795, 283240), (77015, 267720), (81868, 251850), (83950, 245604), (84972, 242650), (89240, 231045), (92418, 223100), (97060, 212430), (100740, 204670), (102335, 201480), (106215, 194120), (111550, 184836), (116472, 177025), (121325, 169944), (122802, 167900), (123224, 167325), (125925, 163736), (126600, 162863), (133860, 154030), (141620, 145590)]