71428952840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{52937}}^1$

素因数の和:53095

約数の個数: 128

約数和(自身を含む): 189052185600

約数和(自身を除く): 117623232760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 79, 122, 140, 158, 244, 280, 305, 316, 395, 427, 488, 553, 610, 632, 790, 854, 1106, 1220, 1580, 1708, 2135, 2212, 2440, 2765, 3160, 3416, 4270, 4424, 4819, 5530, 8540, 9638, 11060, 17080, 19276, 22120, 24095, 33733, 38552, 48190, 52937, 67466, 96380, 105874, 134932, 168665, 192760, 211748, 264685, 269864, 337330, 370559, 423496, 529370, 674660, 741118, 1058740, 1349320, 1482236, 1852795, 2117480, 2964472, 3229157, 3705590, 4182023, 6458314, 7411180, 8364046, 12916628, 14822360, 16145785, 16728092, 20910115, 22604099, 25833256, 29274161, 32291570, 33456184, 41820230, 45208198, 58548322, 64583140, 83640460, 90416396, 113020495, 117096644, 129166280, 146370805, 167280920, 180832792, 226040990, 234193288, 255103403, 292741610, 452081980, 510206806, 585483220, 904163960, 1020413612, 1170966440, 1275517015, 1785723821, 2040827224, 2551034030, 3571447642, 5102068060, 7142895284, 8928619105, 10204136120, 14285790568, 17857238210, 35714476420, 71428952840]

約数ペア:

[(1, 71428952840), (2, 35714476420), (4, 17857238210), (5, 14285790568), (7, 10204136120), (8, 8928619105), (10, 7142895284), (14, 5102068060), (20, 3571447642), (28, 2551034030), (35, 2040827224), (40, 1785723821), (56, 1275517015), (61, 1170966440), (70, 1020413612), (79, 904163960), (122, 585483220), (140, 510206806), (158, 452081980), (244, 292741610), (280, 255103403), (305, 234193288), (316, 226040990), (395, 180832792), (427, 167280920), (488, 146370805), (553, 129166280), (610, 117096644), (632, 113020495), (790, 90416396), (854, 83640460), (1106, 64583140), (1220, 58548322), (1580, 45208198), (1708, 41820230), (2135, 33456184), (2212, 32291570), (2440, 29274161), (2765, 25833256), (3160, 22604099), (3416, 20910115), (4270, 16728092), (4424, 16145785), (4819, 14822360), (5530, 12916628), (8540, 8364046), (9638, 7411180), (11060, 6458314), (17080, 4182023), (19276, 3705590), (22120, 3229157), (24095, 2964472), (33733, 2117480), (38552, 1852795), (48190, 1482236), (52937, 1349320), (67466, 1058740), (96380, 741118), (105874, 674660), (134932, 529370), (168665, 423496), (192760, 370559), (211748, 337330), (264685, 269864)]