15900210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 44029440

約数和(自身を除く): 28129230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 41, 45, 62, 82, 90, 93, 123, 139, 155, 186, 205, 246, 278, 279, 310, 369, 410, 417, 465, 558, 615, 695, 738, 834, 930, 1230, 1251, 1271, 1390, 1395, 1845, 2085, 2502, 2542, 2790, 3690, 3813, 4170, 4309, 5699, 6255, 6355, 7626, 8618, 11398, 11439, 12510, 12710, 12927, 17097, 19065, 21545, 22878, 25854, 28495, 34194, 38130, 38781, 43090, 51291, 56990, 57195, 64635, 77562, 85485, 102582, 114390, 129270, 170970, 176669, 193905, 256455, 353338, 387810, 512910, 530007, 883345, 1060014, 1590021, 1766690, 2650035, 3180042, 5300070, 7950105, 15900210]

約数ペア:

[(1, 15900210), (2, 7950105), (3, 5300070), (5, 3180042), (6, 2650035), (9, 1766690), (10, 1590021), (15, 1060014), (18, 883345), (30, 530007), (31, 512910), (41, 387810), (45, 353338), (62, 256455), (82, 193905), (90, 176669), (93, 170970), (123, 129270), (139, 114390), (155, 102582), (186, 85485), (205, 77562), (246, 64635), (278, 57195), (279, 56990), (310, 51291), (369, 43090), (410, 38781), (417, 38130), (465, 34194), (558, 28495), (615, 25854), (695, 22878), (738, 21545), (834, 19065), (930, 17097), (1230, 12927), (1251, 12710), (1271, 12510), (1390, 11439), (1395, 11398), (1845, 8618), (2085, 7626), (2502, 6355), (2542, 6255), (2790, 5699), (3690, 4309), (3813, 4170)]