256267908

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{523}}^1$

素因数の和:898

約数の個数: 96

約数和(自身を含む): 718928000

約数和(自身を除く): 462660092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 349, 351, 468, 523, 698, 702, 1046, 1047, 1396, 1404, 1569, 2092, 2094, 3138, 3141, 4188, 4537, 4707, 6276, 6282, 6799, 9074, 9414, 9423, 12564, 13598, 13611, 14121, 18148, 18828, 18846, 20397, 27196, 27222, 28242, 37692, 40794, 40833, 54444, 56484, 61191, 81588, 81666, 122382, 122499, 163332, 182527, 183573, 244764, 244998, 365054, 367146, 489996, 547581, 730108, 734292, 1095162, 1642743, 2190324, 2372851, 3285486, 4745702, 4928229, 6570972, 7118553, 9491404, 9856458, 14237106, 19712916, 21355659, 28474212, 42711318, 64066977, 85422636, 128133954, 256267908]

約数ペア:

[(1, 256267908), (2, 128133954), (3, 85422636), (4, 64066977), (6, 42711318), (9, 28474212), (12, 21355659), (13, 19712916), (18, 14237106), (26, 9856458), (27, 9491404), (36, 7118553), (39, 6570972), (52, 4928229), (54, 4745702), (78, 3285486), (108, 2372851), (117, 2190324), (156, 1642743), (234, 1095162), (349, 734292), (351, 730108), (468, 547581), (523, 489996), (698, 367146), (702, 365054), (1046, 244998), (1047, 244764), (1396, 183573), (1404, 182527), (1569, 163332), (2092, 122499), (2094, 122382), (3138, 81666), (3141, 81588), (4188, 61191), (4537, 56484), (4707, 54444), (6276, 40833), (6282, 40794), (6799, 37692), (9074, 28242), (9414, 27222), (9423, 27196), (12564, 20397), (13598, 18846), (13611, 18828), (14121, 18148)]