656724420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7057}}^1$

素因数の和:7130

約数の個数: 144

約数和(自身を含む): 2219712768

約数和(自身を除く): 1562988348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 66, 90, 94, 99, 110, 132, 141, 165, 180, 188, 198, 220, 235, 282, 330, 396, 423, 470, 495, 517, 564, 660, 705, 846, 940, 990, 1034, 1410, 1551, 1692, 1980, 2068, 2115, 2585, 2820, 3102, 4230, 4653, 5170, 6204, 7057, 7755, 8460, 9306, 10340, 14114, 15510, 18612, 21171, 23265, 28228, 31020, 35285, 42342, 46530, 63513, 70570, 77627, 84684, 93060, 105855, 127026, 141140, 155254, 211710, 232881, 254052, 310508, 317565, 331679, 388135, 423420, 465762, 635130, 663358, 698643, 776270, 931524, 995037, 1164405, 1270260, 1326716, 1397286, 1552540, 1658395, 1990074, 2328810, 2794572, 2985111, 3316790, 3493215, 3648469, 3980148, 4657620, 4975185, 5970222, 6633580, 6986430, 7296938, 9950370, 10945407, 11940444, 13972860, 14593876, 14925555, 18242345, 19900740, 21890814, 29851110, 32836221, 36484690, 43781628, 54727035, 59702220, 65672442, 72969380, 109454070, 131344884, 164181105, 218908140, 328362210, 656724420]

約数ペア:

[(1, 656724420), (2, 328362210), (3, 218908140), (4, 164181105), (5, 131344884), (6, 109454070), (9, 72969380), (10, 65672442), (11, 59702220), (12, 54727035), (15, 43781628), (18, 36484690), (20, 32836221), (22, 29851110), (30, 21890814), (33, 19900740), (36, 18242345), (44, 14925555), (45, 14593876), (47, 13972860), (55, 11940444), (60, 10945407), (66, 9950370), (90, 7296938), (94, 6986430), (99, 6633580), (110, 5970222), (132, 4975185), (141, 4657620), (165, 3980148), (180, 3648469), (188, 3493215), (198, 3316790), (220, 2985111), (235, 2794572), (282, 2328810), (330, 1990074), (396, 1658395), (423, 1552540), (470, 1397286), (495, 1326716), (517, 1270260), (564, 1164405), (660, 995037), (705, 931524), (846, 776270), (940, 698643), (990, 663358), (1034, 635130), (1410, 465762), (1551, 423420), (1692, 388135), (1980, 331679), (2068, 317565), (2115, 310508), (2585, 254052), (2820, 232881), (3102, 211710), (4230, 155254), (4653, 141140), (5170, 127026), (6204, 105855), (7057, 93060), (7755, 84684), (8460, 77627), (9306, 70570), (10340, 63513), (14114, 46530), (15510, 42342), (18612, 35285), (21171, 31020), (23265, 28228)]