20124979680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{248089}}^1$

素因数の和:248133

約数の個数: 144

約数和(自身を含む): 68645510640

約数和(自身を除く): 48520530960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2704, 3120, 3380, 4056, 5070, 5408, 6240, 6760, 8112, 10140, 13520, 16224, 20280, 27040, 40560, 81120, 248089, 496178, 744267, 992356, 1240445, 1488534, 1984712, 2480890, 2977068, 3225157, 3721335, 3969424, 4961780, 5954136, 6450314, 7442670, 7938848, 9675471, 9923560, 11908272, 12900628, 14885340, 16125785, 19350942, 19847120, 23816544, 25801256, 29770680, 32251570, 38701884, 39694240, 41927041, 48377355, 51602512, 59541360, 64503140, 77403768, 83854082, 96754710, 103205024, 119082720, 125781123, 129006280, 154807536, 167708164, 193509420, 209635205, 251562246, 258012560, 309615072, 335416328, 387018840, 419270410, 503124492, 516025120, 628905615, 670832656, 774037680, 838540820, 1006248984, 1257811230, 1341665312, 1548075360, 1677081640, 2012497968, 2515622460, 3354163280, 4024995936, 5031244920, 6708326560, 10062489840, 20124979680]

約数ペア:

[(1, 20124979680), (2, 10062489840), (3, 6708326560), (4, 5031244920), (5, 4024995936), (6, 3354163280), (8, 2515622460), (10, 2012497968), (12, 1677081640), (13, 1548075360), (15, 1341665312), (16, 1257811230), (20, 1006248984), (24, 838540820), (26, 774037680), (30, 670832656), (32, 628905615), (39, 516025120), (40, 503124492), (48, 419270410), (52, 387018840), (60, 335416328), (65, 309615072), (78, 258012560), (80, 251562246), (96, 209635205), (104, 193509420), (120, 167708164), (130, 154807536), (156, 129006280), (160, 125781123), (169, 119082720), (195, 103205024), (208, 96754710), (240, 83854082), (260, 77403768), (312, 64503140), (338, 59541360), (390, 51602512), (416, 48377355), (480, 41927041), (507, 39694240), (520, 38701884), (624, 32251570), (676, 29770680), (780, 25801256), (845, 23816544), (1014, 19847120), (1040, 19350942), (1248, 16125785), (1352, 14885340), (1560, 12900628), (1690, 11908272), (2028, 9923560), (2080, 9675471), (2535, 7938848), (2704, 7442670), (3120, 6450314), (3380, 5954136), (4056, 4961780), (5070, 3969424), (5408, 3721335), (6240, 3225157), (6760, 2977068), (8112, 2480890), (10140, 1984712), (13520, 1488534), (16224, 1240445), (20280, 992356), (27040, 744267), (40560, 496178), (81120, 248089)]