20088120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 66124800

約数和(自身を除く): 46036680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 163, 195, 237, 260, 312, 316, 326, 390, 395, 474, 489, 520, 632, 652, 780, 790, 815, 948, 978, 1027, 1185, 1304, 1560, 1580, 1630, 1896, 1956, 2054, 2119, 2370, 2445, 3081, 3160, 3260, 3912, 4108, 4238, 4740, 4890, 5135, 6162, 6357, 6520, 8216, 8476, 9480, 9780, 10270, 10595, 12324, 12714, 12877, 15405, 16952, 19560, 20540, 21190, 24648, 25428, 25754, 30810, 31785, 38631, 41080, 42380, 50856, 51508, 61620, 63570, 64385, 77262, 84760, 103016, 123240, 127140, 128770, 154524, 167401, 193155, 254280, 257540, 309048, 334802, 386310, 502203, 515080, 669604, 772620, 837005, 1004406, 1339208, 1545240, 1674010, 2008812, 2511015, 3348020, 4017624, 5022030, 6696040, 10044060, 20088120]

約数ペア:

[(1, 20088120), (2, 10044060), (3, 6696040), (4, 5022030), (5, 4017624), (6, 3348020), (8, 2511015), (10, 2008812), (12, 1674010), (13, 1545240), (15, 1339208), (20, 1004406), (24, 837005), (26, 772620), (30, 669604), (39, 515080), (40, 502203), (52, 386310), (60, 334802), (65, 309048), (78, 257540), (79, 254280), (104, 193155), (120, 167401), (130, 154524), (156, 128770), (158, 127140), (163, 123240), (195, 103016), (237, 84760), (260, 77262), (312, 64385), (316, 63570), (326, 61620), (390, 51508), (395, 50856), (474, 42380), (489, 41080), (520, 38631), (632, 31785), (652, 30810), (780, 25754), (790, 25428), (815, 24648), (948, 21190), (978, 20540), (1027, 19560), (1185, 16952), (1304, 15405), (1560, 12877), (1580, 12714), (1630, 12324), (1896, 10595), (1956, 10270), (2054, 9780), (2119, 9480), (2370, 8476), (2445, 8216), (3081, 6520), (3160, 6357), (3260, 6162), (3912, 5135), (4108, 4890), (4238, 4740)]