644130864

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7321}}^1$

素因数の和:7395

約数の個数: 120

約数和(自身を含む): 1982914752

約数和(自身を除く): 1338783888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 47, 48, 52, 72, 78, 94, 104, 117, 141, 144, 156, 188, 208, 234, 282, 312, 376, 423, 468, 564, 611, 624, 752, 846, 936, 1128, 1222, 1692, 1833, 1872, 2256, 2444, 3384, 3666, 4888, 5499, 6768, 7321, 7332, 9776, 10998, 14642, 14664, 21963, 21996, 29284, 29328, 43926, 43992, 58568, 65889, 87852, 87984, 95173, 117136, 131778, 175704, 190346, 263556, 285519, 344087, 351408, 380692, 527112, 571038, 688174, 761384, 856557, 1032261, 1054224, 1142076, 1376348, 1522768, 1713114, 2064522, 2284152, 2752696, 3096783, 3426228, 4129044, 4473131, 4568304, 5505392, 6193566, 6852456, 8258088, 8946262, 12387132, 13419393, 13704912, 16516176, 17892524, 24774264, 26838786, 35785048, 40258179, 49548528, 53677572, 71570096, 80516358, 107355144, 161032716, 214710288, 322065432, 644130864]

約数ペア:

[(1, 644130864), (2, 322065432), (3, 214710288), (4, 161032716), (6, 107355144), (8, 80516358), (9, 71570096), (12, 53677572), (13, 49548528), (16, 40258179), (18, 35785048), (24, 26838786), (26, 24774264), (36, 17892524), (39, 16516176), (47, 13704912), (48, 13419393), (52, 12387132), (72, 8946262), (78, 8258088), (94, 6852456), (104, 6193566), (117, 5505392), (141, 4568304), (144, 4473131), (156, 4129044), (188, 3426228), (208, 3096783), (234, 2752696), (282, 2284152), (312, 2064522), (376, 1713114), (423, 1522768), (468, 1376348), (564, 1142076), (611, 1054224), (624, 1032261), (752, 856557), (846, 761384), (936, 688174), (1128, 571038), (1222, 527112), (1692, 380692), (1833, 351408), (1872, 344087), (2256, 285519), (2444, 263556), (3384, 190346), (3666, 175704), (4888, 131778), (5499, 117136), (6768, 95173), (7321, 87984), (7332, 87852), (9776, 65889), (10998, 58568), (14642, 43992), (14664, 43926), (21963, 29328), (21996, 29284)]