407641920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{60661}}^1$

素因数の和:60688

約数の個数: 112

約数和(自身を含む): 1479182208

約数和(自身を除く): 1071540288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 60661, 121322, 181983, 242644, 303305, 363966, 424627, 485288, 606610, 727932, 849254, 909915, 970576, 1213220, 1273881, 1455864, 1698508, 1819830, 1941152, 2123135, 2426440, 2547762, 2911728, 3397016, 3639660, 3882304, 4246270, 4852880, 5095524, 5823456, 6369405, 6794032, 7279320, 8492540, 9705760, 10191048, 11646912, 12738810, 13588064, 14558640, 16985080, 19411520, 20382096, 25477620, 27176128, 29117280, 33970160, 40764192, 50955240, 58234560, 67940320, 81528384, 101910480, 135880640, 203820960, 407641920]

約数ペア:

[(1, 407641920), (2, 203820960), (3, 135880640), (4, 101910480), (5, 81528384), (6, 67940320), (7, 58234560), (8, 50955240), (10, 40764192), (12, 33970160), (14, 29117280), (15, 27176128), (16, 25477620), (20, 20382096), (21, 19411520), (24, 16985080), (28, 14558640), (30, 13588064), (32, 12738810), (35, 11646912), (40, 10191048), (42, 9705760), (48, 8492540), (56, 7279320), (60, 6794032), (64, 6369405), (70, 5823456), (80, 5095524), (84, 4852880), (96, 4246270), (105, 3882304), (112, 3639660), (120, 3397016), (140, 2911728), (160, 2547762), (168, 2426440), (192, 2123135), (210, 1941152), (224, 1819830), (240, 1698508), (280, 1455864), (320, 1273881), (336, 1213220), (420, 970576), (448, 909915), (480, 849254), (560, 727932), (672, 606610), (840, 485288), (960, 424627), (1120, 363966), (1344, 303305), (1680, 242644), (2240, 181983), (3360, 121322), (6720, 60661)]