220411736

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 446342400

約数和(自身を除く): 225930664

約数列:

[1, 2, 4, 8, 31, 41, 53, 62, 82, 106, 124, 164, 212, 248, 328, 409, 424, 818, 1271, 1636, 1643, 2173, 2542, 3272, 3286, 4346, 5084, 6572, 8692, 10168, 12679, 13144, 16769, 17384, 21677, 25358, 33538, 43354, 50716, 67076, 67363, 86708, 101432, 134152, 134726, 173416, 269452, 519839, 538904, 671987, 888757, 1039678, 1343974, 1777514, 2079356, 2687948, 3555028, 4158712, 5375896, 7110056, 27551467, 55102934, 110205868, 220411736]

約数ペア:

[(1, 220411736), (2, 110205868), (4, 55102934), (8, 27551467), (31, 7110056), (41, 5375896), (53, 4158712), (62, 3555028), (82, 2687948), (106, 2079356), (124, 1777514), (164, 1343974), (212, 1039678), (248, 888757), (328, 671987), (409, 538904), (424, 519839), (818, 269452), (1271, 173416), (1636, 134726), (1643, 134152), (2173, 101432), (2542, 86708), (3272, 67363), (3286, 67076), (4346, 50716), (5084, 43354), (6572, 33538), (8692, 25358), (10168, 21677), (12679, 17384), (13144, 16769)]