20808437400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{787}}^1$

素因数の和:1243

約数の個数: 288

約数和(自身を含む): 72042569040

約数和(自身を除く): 51234131640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 37, 40, 45, 50, 60, 72, 74, 75, 90, 100, 111, 120, 148, 150, 180, 185, 200, 222, 225, 296, 300, 333, 360, 370, 397, 444, 450, 555, 600, 666, 740, 787, 794, 888, 900, 925, 1110, 1191, 1332, 1480, 1574, 1588, 1665, 1800, 1850, 1985, 2220, 2361, 2382, 2664, 2775, 3148, 3176, 3330, 3573, 3700, 3935, 3970, 4440, 4722, 4764, 5550, 5955, 6296, 6660, 7083, 7146, 7400, 7870, 7940, 8325, 9444, 9528, 9925, 11100, 11805, 11910, 13320, 14166, 14292, 14689, 15740, 15880, 16650, 17865, 18888, 19675, 19850, 22200, 23610, 23820, 28332, 28584, 29119, 29378, 29775, 31480, 33300, 35415, 35730, 39350, 39700, 44067, 47220, 47640, 56664, 58238, 58756, 59025, 59550, 66600, 70830, 71460, 73445, 78700, 79400, 87357, 88134, 89325, 94440, 116476, 117512, 118050, 119100, 132201, 141660, 142920, 145595, 146890, 157400, 174714, 176268, 177075, 178650, 220335, 232952, 236100, 238200, 262071, 264402, 283320, 291190, 293780, 312439, 349428, 352536, 354150, 357300, 367225, 436785, 440670, 472200, 524142, 528804, 582380, 587560, 624878, 661005, 698856, 708300, 714600, 727975, 734450, 873570, 881340, 937317, 1048284, 1057608, 1101675, 1164760, 1249756, 1310355, 1322010, 1416600, 1455950, 1468900, 1562195, 1747140, 1762680, 1874634, 2096568, 2183925, 2203350, 2499512, 2620710, 2644020, 2811951, 2911900, 2937800, 3124390, 3305025, 3494280, 3749268, 4367850, 4406700, 4686585, 5241420, 5288040, 5623902, 5823800, 6248780, 6551775, 6610050, 7498536, 7810975, 8735700, 8813400, 9373170, 10482840, 11247804, 11560243, 12497560, 13103550, 13220100, 14059755, 15621950, 17471400, 18746340, 22495608, 23120486, 23432925, 26207100, 26440200, 28119510, 31243900, 34680729, 37492680, 46240972, 46865850, 52414200, 56239020, 57801215, 62487800, 69361458, 70298775, 92481944, 93731700, 104042187, 112478040, 115602430, 138722916, 140597550, 173403645, 187463400, 208084374, 231204860, 277445832, 281195100, 289006075, 346807290, 416168748, 462409720, 520210935, 562390200, 578012150, 693614580, 832337496, 867018225, 1040421870, 1156024300, 1387229160, 1734036450, 2080843740, 2312048600, 2601054675, 3468072900, 4161687480, 5202109350, 6936145800, 10404218700, 20808437400]

約数ペア:

[(1, 20808437400), (2, 10404218700), (3, 6936145800), (4, 5202109350), (5, 4161687480), (6, 3468072900), (8, 2601054675), (9, 2312048600), (10, 2080843740), (12, 1734036450), (15, 1387229160), (18, 1156024300), (20, 1040421870), (24, 867018225), (25, 832337496), (30, 693614580), (36, 578012150), (37, 562390200), (40, 520210935), (45, 462409720), (50, 416168748), (60, 346807290), (72, 289006075), (74, 281195100), (75, 277445832), (90, 231204860), (100, 208084374), (111, 187463400), (120, 173403645), (148, 140597550), (150, 138722916), (180, 115602430), (185, 112478040), (200, 104042187), (222, 93731700), (225, 92481944), (296, 70298775), (300, 69361458), (333, 62487800), (360, 57801215), (370, 56239020), (397, 52414200), (444, 46865850), (450, 46240972), (555, 37492680), (600, 34680729), (666, 31243900), (740, 28119510), (787, 26440200), (794, 26207100), (888, 23432925), (900, 23120486), (925, 22495608), (1110, 18746340), (1191, 17471400), (1332, 15621950), (1480, 14059755), (1574, 13220100), (1588, 13103550), (1665, 12497560), (1800, 11560243), (1850, 11247804), (1985, 10482840), (2220, 9373170), (2361, 8813400), (2382, 8735700), (2664, 7810975), (2775, 7498536), (3148, 6610050), (3176, 6551775), (3330, 6248780), (3573, 5823800), (3700, 5623902), (3935, 5288040), (3970, 5241420), (4440, 4686585), (4722, 4406700), (4764, 4367850), (5550, 3749268), (5955, 3494280), (6296, 3305025), (6660, 3124390), (7083, 2937800), (7146, 2911900), (7400, 2811951), (7870, 2644020), (7940, 2620710), (8325, 2499512), (9444, 2203350), (9528, 2183925), (9925, 2096568), (11100, 1874634), (11805, 1762680), (11910, 1747140), (13320, 1562195), (14166, 1468900), (14292, 1455950), (14689, 1416600), (15740, 1322010), (15880, 1310355), (16650, 1249756), (17865, 1164760), (18888, 1101675), (19675, 1057608), (19850, 1048284), (22200, 937317), (23610, 881340), (23820, 873570), (28332, 734450), (28584, 727975), (29119, 714600), (29378, 708300), (29775, 698856), (31480, 661005), (33300, 624878), (35415, 587560), (35730, 582380), (39350, 528804), (39700, 524142), (44067, 472200), (47220, 440670), (47640, 436785), (56664, 367225), (58238, 357300), (58756, 354150), (59025, 352536), (59550, 349428), (66600, 312439), (70830, 293780), (71460, 291190), (73445, 283320), (78700, 264402), (79400, 262071), (87357, 238200), (88134, 236100), (89325, 232952), (94440, 220335), (116476, 178650), (117512, 177075), (118050, 176268), (119100, 174714), (132201, 157400), (141660, 146890), (142920, 145595)]