79820520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2693}}^1$

素因数の和:2739

約数の個数: 128

約数和(自身を含む): 271555200

約数和(自身を除く): 191734680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2693, 2964, 3705, 4940, 5386, 5928, 7410, 8079, 9880, 10772, 13465, 14820, 16158, 21544, 26930, 29640, 32316, 35009, 40395, 51167, 53860, 64632, 70018, 80790, 102334, 105027, 107720, 140036, 153501, 161580, 175045, 204668, 210054, 255835, 280072, 307002, 323160, 350090, 409336, 420108, 511670, 525135, 614004, 665171, 700180, 767505, 840216, 1023340, 1050270, 1228008, 1330342, 1400360, 1535010, 1995513, 2046680, 2100540, 2660684, 3070020, 3325855, 3991026, 4201080, 5321368, 6140040, 6651710, 7982052, 9977565, 13303420, 15964104, 19955130, 26606840, 39910260, 79820520]

約数ペア:

[(1, 79820520), (2, 39910260), (3, 26606840), (4, 19955130), (5, 15964104), (6, 13303420), (8, 9977565), (10, 7982052), (12, 6651710), (13, 6140040), (15, 5321368), (19, 4201080), (20, 3991026), (24, 3325855), (26, 3070020), (30, 2660684), (38, 2100540), (39, 2046680), (40, 1995513), (52, 1535010), (57, 1400360), (60, 1330342), (65, 1228008), (76, 1050270), (78, 1023340), (95, 840216), (104, 767505), (114, 700180), (120, 665171), (130, 614004), (152, 525135), (156, 511670), (190, 420108), (195, 409336), (228, 350090), (247, 323160), (260, 307002), (285, 280072), (312, 255835), (380, 210054), (390, 204668), (456, 175045), (494, 161580), (520, 153501), (570, 140036), (741, 107720), (760, 105027), (780, 102334), (988, 80790), (1140, 70018), (1235, 64632), (1482, 53860), (1560, 51167), (1976, 40395), (2280, 35009), (2470, 32316), (2693, 29640), (2964, 26930), (3705, 21544), (4940, 16158), (5386, 14820), (5928, 13465), (7410, 10772), (8079, 9880)]