215597340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1231}}^1$

素因数の和:1392

約数の個数: 144

約数和(自身を含む): 753392640

約数和(自身を除く): 537795300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 180, 210, 252, 278, 315, 417, 420, 556, 630, 695, 834, 973, 1231, 1251, 1260, 1390, 1668, 1946, 2085, 2462, 2502, 2780, 2919, 3693, 3892, 4170, 4865, 4924, 5004, 5838, 6155, 6255, 7386, 8340, 8617, 8757, 9730, 11079, 11676, 12310, 12510, 14595, 14772, 17234, 17514, 18465, 19460, 22158, 24620, 25020, 25851, 29190, 34468, 35028, 36930, 43085, 43785, 44316, 51702, 55395, 58380, 73860, 77553, 86170, 87570, 103404, 110790, 129255, 155106, 171109, 172340, 175140, 221580, 258510, 310212, 342218, 387765, 513327, 517020, 684436, 775530, 855545, 1026654, 1197763, 1539981, 1551060, 1711090, 2053308, 2395526, 2566635, 3079962, 3422180, 3593289, 4791052, 5133270, 5988815, 6159924, 7186578, 7699905, 10266540, 10779867, 11977630, 14373156, 15399810, 17966445, 21559734, 23955260, 30799620, 35932890, 43119468, 53899335, 71865780, 107798670, 215597340]

約数ペア:

[(1, 215597340), (2, 107798670), (3, 71865780), (4, 53899335), (5, 43119468), (6, 35932890), (7, 30799620), (9, 23955260), (10, 21559734), (12, 17966445), (14, 15399810), (15, 14373156), (18, 11977630), (20, 10779867), (21, 10266540), (28, 7699905), (30, 7186578), (35, 6159924), (36, 5988815), (42, 5133270), (45, 4791052), (60, 3593289), (63, 3422180), (70, 3079962), (84, 2566635), (90, 2395526), (105, 2053308), (126, 1711090), (139, 1551060), (140, 1539981), (180, 1197763), (210, 1026654), (252, 855545), (278, 775530), (315, 684436), (417, 517020), (420, 513327), (556, 387765), (630, 342218), (695, 310212), (834, 258510), (973, 221580), (1231, 175140), (1251, 172340), (1260, 171109), (1390, 155106), (1668, 129255), (1946, 110790), (2085, 103404), (2462, 87570), (2502, 86170), (2780, 77553), (2919, 73860), (3693, 58380), (3892, 55395), (4170, 51702), (4865, 44316), (4924, 43785), (5004, 43085), (5838, 36930), (6155, 35028), (6255, 34468), (7386, 29190), (8340, 25851), (8617, 25020), (8757, 24620), (9730, 22158), (11079, 19460), (11676, 18465), (12310, 17514), (12510, 17234), (14595, 14772)]