27902490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 85598208

約数和(自身を除く): 57695718

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 47, 55, 66, 70, 77, 94, 105, 110, 141, 154, 165, 210, 231, 235, 257, 282, 329, 330, 385, 462, 470, 514, 517, 658, 705, 770, 771, 987, 1034, 1155, 1285, 1410, 1542, 1551, 1645, 1799, 1974, 2310, 2570, 2585, 2827, 3102, 3290, 3598, 3619, 3855, 4935, 5170, 5397, 5654, 7238, 7710, 7755, 8481, 8995, 9870, 10794, 10857, 12079, 14135, 15510, 16962, 17990, 18095, 19789, 21714, 24158, 26985, 28270, 36190, 36237, 39578, 42405, 53970, 54285, 59367, 60395, 72474, 84553, 84810, 98945, 108570, 118734, 120790, 132869, 169106, 181185, 197890, 253659, 265738, 296835, 362370, 398607, 422765, 507318, 593670, 664345, 797214, 845530, 930083, 1268295, 1328690, 1860166, 1993035, 2536590, 2790249, 3986070, 4650415, 5580498, 9300830, 13951245, 27902490]

約数ペア:

[(1, 27902490), (2, 13951245), (3, 9300830), (5, 5580498), (6, 4650415), (7, 3986070), (10, 2790249), (11, 2536590), (14, 1993035), (15, 1860166), (21, 1328690), (22, 1268295), (30, 930083), (33, 845530), (35, 797214), (42, 664345), (47, 593670), (55, 507318), (66, 422765), (70, 398607), (77, 362370), (94, 296835), (105, 265738), (110, 253659), (141, 197890), (154, 181185), (165, 169106), (210, 132869), (231, 120790), (235, 118734), (257, 108570), (282, 98945), (329, 84810), (330, 84553), (385, 72474), (462, 60395), (470, 59367), (514, 54285), (517, 53970), (658, 42405), (705, 39578), (770, 36237), (771, 36190), (987, 28270), (1034, 26985), (1155, 24158), (1285, 21714), (1410, 19789), (1542, 18095), (1551, 17990), (1645, 16962), (1799, 15510), (1974, 14135), (2310, 12079), (2570, 10857), (2585, 10794), (2827, 9870), (3102, 8995), (3290, 8481), (3598, 7755), (3619, 7710), (3855, 7238), (4935, 5654), (5170, 5397)]