80750280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1463

約数の個数: 128

約数和(自身を含む): 268128000

約数和(自身を除く): 187377720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1399, 1443, 1480, 1560, 1924, 2220, 2405, 2798, 2886, 3848, 4197, 4440, 4810, 5596, 5772, 6995, 7215, 8394, 9620, 11192, 11544, 13990, 14430, 16788, 18187, 19240, 20985, 27980, 28860, 33576, 36374, 41970, 51763, 54561, 55960, 57720, 72748, 83940, 90935, 103526, 109122, 145496, 155289, 167880, 181870, 207052, 218244, 258815, 272805, 310578, 363740, 414104, 436488, 517630, 545610, 621156, 672919, 727480, 776445, 1035260, 1091220, 1242312, 1345838, 1552890, 2018757, 2070520, 2182440, 2691676, 3105780, 3364595, 4037514, 5383352, 6211560, 6729190, 8075028, 10093785, 13458380, 16150056, 20187570, 26916760, 40375140, 80750280]

約数ペア:

[(1, 80750280), (2, 40375140), (3, 26916760), (4, 20187570), (5, 16150056), (6, 13458380), (8, 10093785), (10, 8075028), (12, 6729190), (13, 6211560), (15, 5383352), (20, 4037514), (24, 3364595), (26, 3105780), (30, 2691676), (37, 2182440), (39, 2070520), (40, 2018757), (52, 1552890), (60, 1345838), (65, 1242312), (74, 1091220), (78, 1035260), (104, 776445), (111, 727480), (120, 672919), (130, 621156), (148, 545610), (156, 517630), (185, 436488), (195, 414104), (222, 363740), (260, 310578), (296, 272805), (312, 258815), (370, 218244), (390, 207052), (444, 181870), (481, 167880), (520, 155289), (555, 145496), (740, 109122), (780, 103526), (888, 90935), (962, 83940), (1110, 72748), (1399, 57720), (1443, 55960), (1480, 54561), (1560, 51763), (1924, 41970), (2220, 36374), (2405, 33576), (2798, 28860), (2886, 27980), (3848, 20985), (4197, 19240), (4440, 18187), (4810, 16788), (5596, 14430), (5772, 13990), (6995, 11544), (7215, 11192), (8394, 9620)]