12151380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 36126720

約数和(自身を除く): 23975340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 47, 60, 62, 93, 94, 124, 139, 141, 155, 186, 188, 235, 278, 282, 310, 372, 417, 465, 470, 556, 564, 620, 695, 705, 834, 930, 940, 1390, 1410, 1457, 1668, 1860, 2085, 2780, 2820, 2914, 4170, 4309, 4371, 5828, 6533, 7285, 8340, 8618, 8742, 12927, 13066, 14570, 17236, 17484, 19599, 21545, 21855, 25854, 26132, 29140, 32665, 39198, 43090, 43710, 51708, 64635, 65330, 78396, 86180, 87420, 97995, 129270, 130660, 195990, 202523, 258540, 391980, 405046, 607569, 810092, 1012615, 1215138, 2025230, 2430276, 3037845, 4050460, 6075690, 12151380]

約数ペア:

[(1, 12151380), (2, 6075690), (3, 4050460), (4, 3037845), (5, 2430276), (6, 2025230), (10, 1215138), (12, 1012615), (15, 810092), (20, 607569), (30, 405046), (31, 391980), (47, 258540), (60, 202523), (62, 195990), (93, 130660), (94, 129270), (124, 97995), (139, 87420), (141, 86180), (155, 78396), (186, 65330), (188, 64635), (235, 51708), (278, 43710), (282, 43090), (310, 39198), (372, 32665), (417, 29140), (465, 26132), (470, 25854), (556, 21855), (564, 21545), (620, 19599), (695, 17484), (705, 17236), (834, 14570), (930, 13066), (940, 12927), (1390, 8742), (1410, 8618), (1457, 8340), (1668, 7285), (1860, 6533), (2085, 5828), (2780, 4371), (2820, 4309), (2914, 4170)]