160865820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 509902848

約数和(自身を除く): 349037028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 127, 155, 180, 186, 227, 254, 279, 310, 372, 381, 454, 465, 508, 558, 620, 635, 681, 762, 908, 930, 1116, 1135, 1143, 1270, 1362, 1395, 1524, 1860, 1905, 2043, 2270, 2286, 2540, 2724, 2790, 3405, 3810, 3937, 4086, 4540, 4572, 5580, 5715, 6810, 7037, 7620, 7874, 8172, 10215, 11430, 11811, 13620, 14074, 15748, 19685, 20430, 21111, 22860, 23622, 28148, 28829, 35185, 35433, 39370, 40860, 42222, 47244, 57658, 59055, 63333, 70370, 70866, 78740, 84444, 86487, 105555, 115316, 118110, 126666, 140740, 141732, 144145, 172974, 177165, 211110, 236220, 253332, 259461, 288290, 316665, 345948, 354330, 422220, 432435, 518922, 576580, 633330, 708660, 864870, 893699, 1037844, 1266660, 1297305, 1729740, 1787398, 2594610, 2681097, 3574796, 4468495, 5189220, 5362194, 8043291, 8936990, 10724388, 13405485, 16086582, 17873980, 26810970, 32173164, 40216455, 53621940, 80432910, 160865820]

約数ペア:

[(1, 160865820), (2, 80432910), (3, 53621940), (4, 40216455), (5, 32173164), (6, 26810970), (9, 17873980), (10, 16086582), (12, 13405485), (15, 10724388), (18, 8936990), (20, 8043291), (30, 5362194), (31, 5189220), (36, 4468495), (45, 3574796), (60, 2681097), (62, 2594610), (90, 1787398), (93, 1729740), (124, 1297305), (127, 1266660), (155, 1037844), (180, 893699), (186, 864870), (227, 708660), (254, 633330), (279, 576580), (310, 518922), (372, 432435), (381, 422220), (454, 354330), (465, 345948), (508, 316665), (558, 288290), (620, 259461), (635, 253332), (681, 236220), (762, 211110), (908, 177165), (930, 172974), (1116, 144145), (1135, 141732), (1143, 140740), (1270, 126666), (1362, 118110), (1395, 115316), (1524, 105555), (1860, 86487), (1905, 84444), (2043, 78740), (2270, 70866), (2286, 70370), (2540, 63333), (2724, 59055), (2790, 57658), (3405, 47244), (3810, 42222), (3937, 40860), (4086, 39370), (4540, 35433), (4572, 35185), (5580, 28829), (5715, 28148), (6810, 23622), (7037, 22860), (7620, 21111), (7874, 20430), (8172, 19685), (10215, 15748), (11430, 14074), (11811, 13620)]