81291360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1039}}^1$

素因数の和:1220

約数の個数: 96

約数和(自身を含む): 257886720

約数和(自身を除く): 176595360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 163, 240, 326, 480, 489, 652, 815, 978, 1039, 1304, 1630, 1956, 2078, 2445, 2608, 3117, 3260, 3912, 4156, 4890, 5195, 5216, 6234, 6520, 7824, 8312, 9780, 10390, 12468, 13040, 15585, 15648, 16624, 19560, 20780, 24936, 26080, 31170, 33248, 39120, 41560, 49872, 62340, 78240, 83120, 99744, 124680, 166240, 169357, 249360, 338714, 498720, 508071, 677428, 846785, 1016142, 1354856, 1693570, 2032284, 2540355, 2709712, 3387140, 4064568, 5080710, 5419424, 6774280, 8129136, 10161420, 13548560, 16258272, 20322840, 27097120, 40645680, 81291360]

約数ペア:

[(1, 81291360), (2, 40645680), (3, 27097120), (4, 20322840), (5, 16258272), (6, 13548560), (8, 10161420), (10, 8129136), (12, 6774280), (15, 5419424), (16, 5080710), (20, 4064568), (24, 3387140), (30, 2709712), (32, 2540355), (40, 2032284), (48, 1693570), (60, 1354856), (80, 1016142), (96, 846785), (120, 677428), (160, 508071), (163, 498720), (240, 338714), (326, 249360), (480, 169357), (489, 166240), (652, 124680), (815, 99744), (978, 83120), (1039, 78240), (1304, 62340), (1630, 49872), (1956, 41560), (2078, 39120), (2445, 33248), (2608, 31170), (3117, 26080), (3260, 24936), (3912, 20780), (4156, 19560), (4890, 16624), (5195, 15648), (5216, 15585), (6234, 13040), (6520, 12468), (7824, 10390), (8312, 9780)]