215929012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 437913000

約数和(自身を除く): 221983988

約数列:

[1, 2, 4, 13, 26, 29, 31, 52, 58, 62, 116, 124, 149, 298, 377, 403, 596, 754, 806, 899, 961, 1508, 1612, 1798, 1922, 1937, 3596, 3844, 3874, 4321, 4619, 7748, 8642, 9238, 11687, 12493, 17284, 18476, 23374, 24986, 27869, 46748, 49972, 55738, 56173, 60047, 111476, 112346, 120094, 133951, 143189, 224692, 240188, 267902, 286378, 362297, 535804, 572756, 724594, 1449188, 1741363, 1861457, 3482726, 3722914, 4152481, 6965452, 7445828, 8304962, 16609924, 53982253, 107964506, 215929012]

約数ペア:

[(1, 215929012), (2, 107964506), (4, 53982253), (13, 16609924), (26, 8304962), (29, 7445828), (31, 6965452), (52, 4152481), (58, 3722914), (62, 3482726), (116, 1861457), (124, 1741363), (149, 1449188), (298, 724594), (377, 572756), (403, 535804), (596, 362297), (754, 286378), (806, 267902), (899, 240188), (961, 224692), (1508, 143189), (1612, 133951), (1798, 120094), (1922, 112346), (1937, 111476), (3596, 60047), (3844, 56173), (3874, 55738), (4321, 49972), (4619, 46748), (7748, 27869), (8642, 24986), (9238, 23374), (11687, 18476), (12493, 17284)]