81628848

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1723}}^1$

素因数の和:1791

約数の個数: 120

約数和(自身を含む): 266792448

約数和(自身を除く): 185163600

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 423, 504, 564, 658, 752, 846, 987, 1008, 1128, 1316, 1692, 1723, 1974, 2256, 2632, 2961, 3384, 3446, 3948, 5169, 5264, 5922, 6768, 6892, 7896, 10338, 11844, 12061, 13784, 15507, 15792, 20676, 23688, 24122, 27568, 31014, 36183, 41352, 47376, 48244, 62028, 72366, 80981, 82704, 96488, 108549, 124056, 144732, 161962, 192976, 217098, 242943, 248112, 289464, 323924, 434196, 485886, 566867, 578928, 647848, 728829, 868392, 971772, 1133734, 1295696, 1457658, 1700601, 1736784, 1943544, 2267468, 2915316, 3401202, 3887088, 4534936, 5101803, 5830632, 6802404, 9069872, 10203606, 11661264, 13604808, 20407212, 27209616, 40814424, 81628848]

約数ペア:

[(1, 81628848), (2, 40814424), (3, 27209616), (4, 20407212), (6, 13604808), (7, 11661264), (8, 10203606), (9, 9069872), (12, 6802404), (14, 5830632), (16, 5101803), (18, 4534936), (21, 3887088), (24, 3401202), (28, 2915316), (36, 2267468), (42, 1943544), (47, 1736784), (48, 1700601), (56, 1457658), (63, 1295696), (72, 1133734), (84, 971772), (94, 868392), (112, 728829), (126, 647848), (141, 578928), (144, 566867), (168, 485886), (188, 434196), (252, 323924), (282, 289464), (329, 248112), (336, 242943), (376, 217098), (423, 192976), (504, 161962), (564, 144732), (658, 124056), (752, 108549), (846, 96488), (987, 82704), (1008, 80981), (1128, 72366), (1316, 62028), (1692, 48244), (1723, 47376), (1974, 41352), (2256, 36183), (2632, 31014), (2961, 27568), (3384, 24122), (3446, 23688), (3948, 20676), (5169, 15792), (5264, 15507), (5922, 13784), (6768, 12061), (6892, 11844), (7896, 10338)]