20217812400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{2341}}^1\times {\mathrm{2399}}^1$

素因数の和:4764

約数の個数: 180

約数和(自身を含む): 70220654400

約数和(自身を除く): 50002842000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 2341, 2399, 3600, 4682, 4798, 7023, 7197, 9364, 9596, 11705, 11995, 14046, 14394, 18728, 19192, 21069, 21591, 23410, 23990, 28092, 28788, 35115, 35985, 37456, 38384, 42138, 43182, 46820, 47980, 56184, 57576, 58525, 59975, 70230, 71970, 84276, 86364, 93640, 95960, 105345, 107955, 112368, 115152, 117050, 119950, 140460, 143940, 168552, 172728, 175575, 179925, 187280, 191920, 210690, 215910, 234100, 239900, 280920, 287880, 337104, 345456, 351150, 359850, 421380, 431820, 468200, 479800, 526725, 539775, 561840, 575760, 702300, 719700, 842760, 863640, 936400, 959600, 1053450, 1079550, 1404600, 1439400, 1685520, 1727280, 2106900, 2159100, 2809200, 2878800, 4213800, 4318200, 5616059, 8427600, 8636400, 11232118, 16848177, 22464236, 28080295, 33696354, 44928472, 50544531, 56160590, 67392708, 84240885, 89856944, 101089062, 112321180, 134785416, 140401475, 168481770, 202178124, 224642360, 252722655, 269570832, 280802950, 336963540, 404356248, 421204425, 449284720, 505445310, 561605900, 673927080, 808712496, 842408850, 1010890620, 1123211800, 1263613275, 1347854160, 1684817700, 2021781240, 2246423600, 2527226550, 3369635400, 4043562480, 5054453100, 6739270800, 10108906200, 20217812400]

約数ペア:

[(1, 20217812400), (2, 10108906200), (3, 6739270800), (4, 5054453100), (5, 4043562480), (6, 3369635400), (8, 2527226550), (9, 2246423600), (10, 2021781240), (12, 1684817700), (15, 1347854160), (16, 1263613275), (18, 1123211800), (20, 1010890620), (24, 842408850), (25, 808712496), (30, 673927080), (36, 561605900), (40, 505445310), (45, 449284720), (48, 421204425), (50, 404356248), (60, 336963540), (72, 280802950), (75, 269570832), (80, 252722655), (90, 224642360), (100, 202178124), (120, 168481770), (144, 140401475), (150, 134785416), (180, 112321180), (200, 101089062), (225, 89856944), (240, 84240885), (300, 67392708), (360, 56160590), (400, 50544531), (450, 44928472), (600, 33696354), (720, 28080295), (900, 22464236), (1200, 16848177), (1800, 11232118), (2341, 8636400), (2399, 8427600), (3600, 5616059), (4682, 4318200), (4798, 4213800), (7023, 2878800), (7197, 2809200), (9364, 2159100), (9596, 2106900), (11705, 1727280), (11995, 1685520), (14046, 1439400), (14394, 1404600), (18728, 1079550), (19192, 1053450), (21069, 959600), (21591, 936400), (23410, 863640), (23990, 842760), (28092, 719700), (28788, 702300), (35115, 575760), (35985, 561840), (37456, 539775), (38384, 526725), (42138, 479800), (43182, 468200), (46820, 431820), (47980, 421380), (56184, 359850), (57576, 351150), (58525, 345456), (59975, 337104), (70230, 287880), (71970, 280920), (84276, 239900), (86364, 234100), (93640, 215910), (95960, 210690), (105345, 191920), (107955, 187280), (112368, 179925), (115152, 175575), (117050, 172728), (119950, 168552), (140460, 143940)]