890203440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17093}}^1$

素因数の和:17147

約数の個数: 160

約数和(自身を含む): 3255791616

約数和(自身を除く): 2365588176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17093, 17360, 26040, 34186, 51279, 52080, 68372, 85465, 102558, 119651, 136744, 170930, 205116, 239302, 256395, 273488, 341860, 358953, 410232, 478604, 512790, 529883, 598255, 683720, 717906, 820464, 957208, 1025580, 1059766, 1196510, 1367440, 1435812, 1589649, 1794765, 1914416, 2051160, 2119532, 2393020, 2649415, 2871624, 3179298, 3589530, 3709181, 4102320, 4239064, 4786040, 5298830, 5743248, 6358596, 7179060, 7418362, 7948245, 8478128, 9572080, 10597660, 11127543, 12717192, 14358120, 14836724, 15896490, 18545905, 21195320, 22255086, 25434384, 28716240, 29673448, 31792980, 37091810, 42390640, 44510172, 55637715, 59346896, 63585960, 74183620, 89020344, 111275430, 127171920, 148367240, 178040688, 222550860, 296734480, 445101720, 890203440]

約数ペア:

[(1, 890203440), (2, 445101720), (3, 296734480), (4, 222550860), (5, 178040688), (6, 148367240), (7, 127171920), (8, 111275430), (10, 89020344), (12, 74183620), (14, 63585960), (15, 59346896), (16, 55637715), (20, 44510172), (21, 42390640), (24, 37091810), (28, 31792980), (30, 29673448), (31, 28716240), (35, 25434384), (40, 22255086), (42, 21195320), (48, 18545905), (56, 15896490), (60, 14836724), (62, 14358120), (70, 12717192), (80, 11127543), (84, 10597660), (93, 9572080), (105, 8478128), (112, 7948245), (120, 7418362), (124, 7179060), (140, 6358596), (155, 5743248), (168, 5298830), (186, 4786040), (210, 4239064), (217, 4102320), (240, 3709181), (248, 3589530), (280, 3179298), (310, 2871624), (336, 2649415), (372, 2393020), (420, 2119532), (434, 2051160), (465, 1914416), (496, 1794765), (560, 1589649), (620, 1435812), (651, 1367440), (744, 1196510), (840, 1059766), (868, 1025580), (930, 957208), (1085, 820464), (1240, 717906), (1302, 683720), (1488, 598255), (1680, 529883), (1736, 512790), (1860, 478604), (2170, 410232), (2480, 358953), (2604, 341860), (3255, 273488), (3472, 256395), (3720, 239302), (4340, 205116), (5208, 170930), (6510, 136744), (7440, 119651), (8680, 102558), (10416, 85465), (13020, 68372), (17093, 52080), (17360, 51279), (26040, 34186)]