1620255816

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{521}}^1\times {\mathrm{919}}^1$

素因数の和:1499

約数の個数: 96

約数和(自身を含む): 4495046400

約数和(自身を除く): 2874790584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 521, 564, 846, 919, 1042, 1128, 1563, 1692, 1838, 2084, 2757, 3126, 3384, 3676, 4168, 4689, 5514, 6252, 7352, 8271, 9378, 11028, 12504, 16542, 18756, 22056, 24487, 33084, 37512, 43193, 48974, 66168, 73461, 86386, 97948, 129579, 146922, 172772, 195896, 220383, 259158, 293844, 345544, 388737, 440766, 478799, 518316, 587688, 777474, 881532, 957598, 1036632, 1436397, 1554948, 1763064, 1915196, 2872794, 3109896, 3830392, 4309191, 5745588, 8618382, 11491176, 17236764, 22503553, 34473528, 45007106, 67510659, 90014212, 135021318, 180028424, 202531977, 270042636, 405063954, 540085272, 810127908, 1620255816]

約数ペア:

[(1, 1620255816), (2, 810127908), (3, 540085272), (4, 405063954), (6, 270042636), (8, 202531977), (9, 180028424), (12, 135021318), (18, 90014212), (24, 67510659), (36, 45007106), (47, 34473528), (72, 22503553), (94, 17236764), (141, 11491176), (188, 8618382), (282, 5745588), (376, 4309191), (423, 3830392), (521, 3109896), (564, 2872794), (846, 1915196), (919, 1763064), (1042, 1554948), (1128, 1436397), (1563, 1036632), (1692, 957598), (1838, 881532), (2084, 777474), (2757, 587688), (3126, 518316), (3384, 478799), (3676, 440766), (4168, 388737), (4689, 345544), (5514, 293844), (6252, 259158), (7352, 220383), (8271, 195896), (9378, 172772), (11028, 146922), (12504, 129579), (16542, 97948), (18756, 86386), (22056, 73461), (24487, 66168), (33084, 48974), (37512, 43193)]