77755440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1547

約数の個数: 160

約数和(自身を含む): 284553216

約数和(自身を除く): 206797776

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, 1493, 1680, 1736, 1860, 2170, 2480, 2604, 2986, 3255, 3472, 3720, 4340, 4479, 5208, 5972, 6510, 7440, 7465, 8680, 8958, 10416, 10451, 11944, 13020, 14930, 17360, 17916, 20902, 22395, 23888, 26040, 29860, 31353, 35832, 41804, 44790, 46283, 52080, 52255, 59720, 62706, 71664, 83608, 89580, 92566, 104510, 119440, 125412, 138849, 156765, 167216, 179160, 185132, 209020, 231415, 250824, 277698, 313530, 323981, 358320, 370264, 418040, 462830, 501648, 555396, 627060, 647962, 694245, 740528, 836080, 925660, 971943, 1110792, 1254120, 1295924, 1388490, 1619905, 1851320, 1943886, 2221584, 2508240, 2591848, 2776980, 3239810, 3702640, 3887772, 4859715, 5183696, 5553960, 6479620, 7775544, 9719430, 11107920, 12959240, 15551088, 19438860, 25918480, 38877720, 77755440]

約数ペア:

[(1, 77755440), (2, 38877720), (3, 25918480), (4, 19438860), (5, 15551088), (6, 12959240), (7, 11107920), (8, 9719430), (10, 7775544), (12, 6479620), (14, 5553960), (15, 5183696), (16, 4859715), (20, 3887772), (21, 3702640), (24, 3239810), (28, 2776980), (30, 2591848), (31, 2508240), (35, 2221584), (40, 1943886), (42, 1851320), (48, 1619905), (56, 1388490), (60, 1295924), (62, 1254120), (70, 1110792), (80, 971943), (84, 925660), (93, 836080), (105, 740528), (112, 694245), (120, 647962), (124, 627060), (140, 555396), (155, 501648), (168, 462830), (186, 418040), (210, 370264), (217, 358320), (240, 323981), (248, 313530), (280, 277698), (310, 250824), (336, 231415), (372, 209020), (420, 185132), (434, 179160), (465, 167216), (496, 156765), (560, 138849), (620, 125412), (651, 119440), (744, 104510), (840, 92566), (868, 89580), (930, 83608), (1085, 71664), (1240, 62706), (1302, 59720), (1488, 52255), (1493, 52080), (1680, 46283), (1736, 44790), (1860, 41804), (2170, 35832), (2480, 31353), (2604, 29860), (2986, 26040), (3255, 23888), (3472, 22395), (3720, 20902), (4340, 17916), (4479, 17360), (5208, 14930), (5972, 13020), (6510, 11944), (7440, 10451), (7465, 10416), (8680, 8958)]