20865315600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{109357}}^1$

素因数の和:109434

約数の個数: 180

約数和(自身を含む): 73775312676

約数和(自身を除く): 52909997076

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, 53, 60, 72, 75, 80, 90, 100, 106, 120, 144, 150, 159, 180, 200, 212, 225, 240, 265, 300, 318, 360, 400, 424, 450, 477, 530, 600, 636, 720, 795, 848, 900, 954, 1060, 1200, 1272, 1325, 1590, 1800, 1908, 2120, 2385, 2544, 2650, 3180, 3600, 3816, 3975, 4240, 4770, 5300, 6360, 7632, 7950, 9540, 10600, 11925, 12720, 15900, 19080, 21200, 23850, 31800, 38160, 47700, 63600, 95400, 109357, 190800, 218714, 328071, 437428, 546785, 656142, 874856, 984213, 1093570, 1312284, 1640355, 1749712, 1968426, 2187140, 2624568, 2733925, 3280710, 3936852, 4374280, 4921065, 5249136, 5467850, 5795921, 6561420, 7873704, 8201775, 8748560, 9842130, 10935700, 11591842, 13122840, 15747408, 16403550, 17387763, 19684260, 21871400, 23183684, 24605325, 26245680, 28979605, 32807100, 34775526, 39368520, 43742800, 46367368, 49210650, 52163289, 57959210, 65614200, 69551052, 78737040, 86938815, 92734736, 98421300, 104326578, 115918420, 131228400, 139102104, 144898025, 173877630, 196842600, 208653156, 231836840, 260816445, 278204208, 289796050, 347755260, 393685200, 417306312, 434694075, 463673680, 521632890, 579592100, 695510520, 834612624, 869388150, 1043265780, 1159184200, 1304082225, 1391021040, 1738776300, 2086531560, 2318368400, 2608164450, 3477552600, 4173063120, 5216328900, 6955105200, 10432657800, 20865315600]

約数ペア:

[(1, 20865315600), (2, 10432657800), (3, 6955105200), (4, 5216328900), (5, 4173063120), (6, 3477552600), (8, 2608164450), (9, 2318368400), (10, 2086531560), (12, 1738776300), (15, 1391021040), (16, 1304082225), (18, 1159184200), (20, 1043265780), (24, 869388150), (25, 834612624), (30, 695510520), (36, 579592100), (40, 521632890), (45, 463673680), (48, 434694075), (50, 417306312), (53, 393685200), (60, 347755260), (72, 289796050), (75, 278204208), (80, 260816445), (90, 231836840), (100, 208653156), (106, 196842600), (120, 173877630), (144, 144898025), (150, 139102104), (159, 131228400), (180, 115918420), (200, 104326578), (212, 98421300), (225, 92734736), (240, 86938815), (265, 78737040), (300, 69551052), (318, 65614200), (360, 57959210), (400, 52163289), (424, 49210650), (450, 46367368), (477, 43742800), (530, 39368520), (600, 34775526), (636, 32807100), (720, 28979605), (795, 26245680), (848, 24605325), (900, 23183684), (954, 21871400), (1060, 19684260), (1200, 17387763), (1272, 16403550), (1325, 15747408), (1590, 13122840), (1800, 11591842), (1908, 10935700), (2120, 9842130), (2385, 8748560), (2544, 8201775), (2650, 7873704), (3180, 6561420), (3600, 5795921), (3816, 5467850), (3975, 5249136), (4240, 4921065), (4770, 4374280), (5300, 3936852), (6360, 3280710), (7632, 2733925), (7950, 2624568), (9540, 2187140), (10600, 1968426), (11925, 1749712), (12720, 1640355), (15900, 1312284), (19080, 1093570), (21200, 984213), (23850, 874856), (31800, 656142), (38160, 546785), (47700, 437428), (63600, 328071), (95400, 218714), (109357, 190800)]