38877720

素因数分解:

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

素因数の和:1545

約数の個数: 128

約数和(自身を含む): 137687040

約数和(自身を除く): 98809320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1493, 1736, 1860, 2170, 2604, 2986, 3255, 3720, 4340, 4479, 5208, 5972, 6510, 7465, 8680, 8958, 10451, 11944, 13020, 14930, 17916, 20902, 22395, 26040, 29860, 31353, 35832, 41804, 44790, 46283, 52255, 59720, 62706, 83608, 89580, 92566, 104510, 125412, 138849, 156765, 179160, 185132, 209020, 231415, 250824, 277698, 313530, 323981, 370264, 418040, 462830, 555396, 627060, 647962, 694245, 925660, 971943, 1110792, 1254120, 1295924, 1388490, 1619905, 1851320, 1943886, 2591848, 2776980, 3239810, 3887772, 4859715, 5553960, 6479620, 7775544, 9719430, 12959240, 19438860, 38877720]

約数ペア:

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