65956680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20357}}^1$

素因数の和:20380

約数の個数: 80

約数和(自身を含む): 221698620

約数和(自身を除く): 155741940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20357, 40714, 61071, 81428, 101785, 122142, 162856, 183213, 203570, 244284, 305355, 366426, 407140, 488568, 549639, 610710, 732852, 814280, 916065, 1099278, 1221420, 1465704, 1648917, 1832130, 2198556, 2442840, 2748195, 3297834, 3664260, 4397112, 5496390, 6595668, 7328520, 8244585, 10992780, 13191336, 16489170, 21985560, 32978340, 65956680]

約数ペア:

[(1, 65956680), (2, 32978340), (3, 21985560), (4, 16489170), (5, 13191336), (6, 10992780), (8, 8244585), (9, 7328520), (10, 6595668), (12, 5496390), (15, 4397112), (18, 3664260), (20, 3297834), (24, 2748195), (27, 2442840), (30, 2198556), (36, 1832130), (40, 1648917), (45, 1465704), (54, 1221420), (60, 1099278), (72, 916065), (81, 814280), (90, 732852), (108, 610710), (120, 549639), (135, 488568), (162, 407140), (180, 366426), (216, 305355), (270, 244284), (324, 203570), (360, 183213), (405, 162856), (540, 122142), (648, 101785), (810, 81428), (1080, 61071), (1620, 40714), (3240, 20357)]