678746420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1429}}^1$

素因数の和:1593

約数の個数: 96

約数和(自身を含む): 1660538880

約数和(自身を除く): 981792460

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 127, 170, 187, 220, 254, 340, 374, 508, 635, 748, 935, 1270, 1397, 1429, 1870, 2159, 2540, 2794, 2858, 3740, 4318, 5588, 5716, 6985, 7145, 8636, 10795, 13970, 14290, 15719, 21590, 23749, 24293, 27940, 28580, 31438, 43180, 47498, 48586, 62876, 78595, 94996, 97172, 118745, 121465, 157190, 181483, 237490, 242930, 267223, 314380, 362966, 474980, 485860, 534446, 725932, 907415, 1068892, 1336115, 1814830, 1996313, 2672230, 3085211, 3629660, 3992626, 5344460, 6170422, 7985252, 9981565, 12340844, 15426055, 19963130, 30852110, 33937321, 39926260, 61704220, 67874642, 135749284, 169686605, 339373210, 678746420]

約数ペア:

[(1, 678746420), (2, 339373210), (4, 169686605), (5, 135749284), (10, 67874642), (11, 61704220), (17, 39926260), (20, 33937321), (22, 30852110), (34, 19963130), (44, 15426055), (55, 12340844), (68, 9981565), (85, 7985252), (110, 6170422), (127, 5344460), (170, 3992626), (187, 3629660), (220, 3085211), (254, 2672230), (340, 1996313), (374, 1814830), (508, 1336115), (635, 1068892), (748, 907415), (935, 725932), (1270, 534446), (1397, 485860), (1429, 474980), (1870, 362966), (2159, 314380), (2540, 267223), (2794, 242930), (2858, 237490), (3740, 181483), (4318, 157190), (5588, 121465), (5716, 118745), (6985, 97172), (7145, 94996), (8636, 78595), (10795, 62876), (13970, 48586), (14290, 47498), (15719, 43180), (21590, 31438), (23749, 28580), (24293, 27940)]