18636420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 61133184

約数和(自身を除く): 42496764

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 151, 165, 170, 187, 204, 220, 242, 255, 302, 330, 340, 363, 374, 453, 484, 510, 561, 604, 605, 660, 726, 748, 755, 906, 935, 1020, 1122, 1210, 1452, 1510, 1661, 1812, 1815, 1870, 2057, 2244, 2265, 2420, 2567, 2805, 3020, 3322, 3630, 3740, 4114, 4530, 4983, 5134, 5610, 6171, 6644, 7260, 7701, 8228, 8305, 9060, 9966, 10268, 10285, 11220, 12342, 12835, 15402, 16610, 18271, 19932, 20570, 24684, 24915, 25670, 28237, 30804, 30855, 33220, 36542, 38505, 41140, 49830, 51340, 54813, 56474, 61710, 73084, 77010, 84711, 91355, 99660, 109626, 112948, 123420, 141185, 154020, 169422, 182710, 219252, 274065, 282370, 310607, 338844, 365420, 423555, 548130, 564740, 621214, 847110, 931821, 1096260, 1242428, 1553035, 1694220, 1863642, 3106070, 3727284, 4659105, 6212140, 9318210, 18636420]

約数ペア:

[(1, 18636420), (2, 9318210), (3, 6212140), (4, 4659105), (5, 3727284), (6, 3106070), (10, 1863642), (11, 1694220), (12, 1553035), (15, 1242428), (17, 1096260), (20, 931821), (22, 847110), (30, 621214), (33, 564740), (34, 548130), (44, 423555), (51, 365420), (55, 338844), (60, 310607), (66, 282370), (68, 274065), (85, 219252), (102, 182710), (110, 169422), (121, 154020), (132, 141185), (151, 123420), (165, 112948), (170, 109626), (187, 99660), (204, 91355), (220, 84711), (242, 77010), (255, 73084), (302, 61710), (330, 56474), (340, 54813), (363, 51340), (374, 49830), (453, 41140), (484, 38505), (510, 36542), (561, 33220), (604, 30855), (605, 30804), (660, 28237), (726, 25670), (748, 24915), (755, 24684), (906, 20570), (935, 19932), (1020, 18271), (1122, 16610), (1210, 15402), (1452, 12835), (1510, 12342), (1661, 11220), (1812, 10285), (1815, 10268), (1870, 9966), (2057, 9060), (2244, 8305), (2265, 8228), (2420, 7701), (2567, 7260), (2805, 6644), (3020, 6171), (3322, 5610), (3630, 5134), (3740, 4983), (4114, 4530)]