998294240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4909}}^1$

素因数の和:4996

約数の個数: 96

約数和(自身を含む): 2494437120

約数和(自身を除く): 1496142880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 80, 82, 124, 155, 160, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 992, 1240, 1271, 1312, 1640, 2480, 2542, 3280, 4909, 4960, 5084, 6355, 6560, 9818, 10168, 12710, 19636, 20336, 24545, 25420, 39272, 40672, 49090, 50840, 78544, 98180, 101680, 152179, 157088, 196360, 201269, 203360, 304358, 392720, 402538, 608716, 760895, 785440, 805076, 1006345, 1217432, 1521790, 1610152, 2012690, 2434864, 3043580, 3220304, 4025380, 4869728, 6087160, 6239339, 6440608, 8050760, 12174320, 12478678, 16101520, 24348640, 24957356, 31196695, 32203040, 49914712, 62393390, 99829424, 124786780, 199658848, 249573560, 499147120, 998294240]

約数ペア:

[(1, 998294240), (2, 499147120), (4, 249573560), (5, 199658848), (8, 124786780), (10, 99829424), (16, 62393390), (20, 49914712), (31, 32203040), (32, 31196695), (40, 24957356), (41, 24348640), (62, 16101520), (80, 12478678), (82, 12174320), (124, 8050760), (155, 6440608), (160, 6239339), (164, 6087160), (205, 4869728), (248, 4025380), (310, 3220304), (328, 3043580), (410, 2434864), (496, 2012690), (620, 1610152), (656, 1521790), (820, 1217432), (992, 1006345), (1240, 805076), (1271, 785440), (1312, 760895), (1640, 608716), (2480, 402538), (2542, 392720), (3280, 304358), (4909, 203360), (4960, 201269), (5084, 196360), (6355, 157088), (6560, 152179), (9818, 101680), (10168, 98180), (12710, 78544), (19636, 50840), (20336, 49090), (24545, 40672), (25420, 39272)]