205247460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1663}}^1$

素因数の和:1714

約数の個数: 144

約数和(自身を含む): 669247488

約数和(自身を除く): 464000028

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, 165, 170, 187, 204, 220, 242, 255, 330, 340, 363, 374, 484, 510, 561, 605, 660, 726, 748, 935, 1020, 1122, 1210, 1452, 1663, 1815, 1870, 2057, 2244, 2420, 2805, 3326, 3630, 3740, 4114, 4989, 5610, 6171, 6652, 7260, 8228, 8315, 9978, 10285, 11220, 12342, 16630, 18293, 19956, 20570, 24684, 24945, 28271, 30855, 33260, 36586, 41140, 49890, 54879, 56542, 61710, 73172, 84813, 91465, 99780, 109758, 113084, 123420, 141355, 169626, 182930, 201223, 219516, 274395, 282710, 310981, 339252, 365860, 402446, 424065, 548790, 565420, 603669, 621962, 804892, 848130, 932943, 1006115, 1097580, 1207338, 1243924, 1554905, 1696260, 1865886, 2012230, 2414676, 3018345, 3109810, 3420791, 3731772, 4024460, 4664715, 6036690, 6219620, 6841582, 9329430, 10262373, 12073380, 13683164, 17103955, 18658860, 20524746, 34207910, 41049492, 51311865, 68415820, 102623730, 205247460]

約数ペア:

[(1, 205247460), (2, 102623730), (3, 68415820), (4, 51311865), (5, 41049492), (6, 34207910), (10, 20524746), (11, 18658860), (12, 17103955), (15, 13683164), (17, 12073380), (20, 10262373), (22, 9329430), (30, 6841582), (33, 6219620), (34, 6036690), (44, 4664715), (51, 4024460), (55, 3731772), (60, 3420791), (66, 3109810), (68, 3018345), (85, 2414676), (102, 2012230), (110, 1865886), (121, 1696260), (132, 1554905), (165, 1243924), (170, 1207338), (187, 1097580), (204, 1006115), (220, 932943), (242, 848130), (255, 804892), (330, 621962), (340, 603669), (363, 565420), (374, 548790), (484, 424065), (510, 402446), (561, 365860), (605, 339252), (660, 310981), (726, 282710), (748, 274395), (935, 219516), (1020, 201223), (1122, 182930), (1210, 169626), (1452, 141355), (1663, 123420), (1815, 113084), (1870, 109758), (2057, 99780), (2244, 91465), (2420, 84813), (2805, 73172), (3326, 61710), (3630, 56542), (3740, 54879), (4114, 49890), (4989, 41140), (5610, 36586), (6171, 33260), (6652, 30855), (7260, 28271), (8228, 24945), (8315, 24684), (9978, 20570), (10285, 19956), (11220, 18293), (12342, 16630)]