178394720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1069}}^1$

素因数の和:1240

約数の個数: 96

約数和(自身を含む): 485352000

約数和(自身を除く): 306957280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 149, 160, 224, 280, 298, 560, 596, 745, 1043, 1069, 1120, 1192, 1490, 2086, 2138, 2384, 2980, 4172, 4276, 4768, 5215, 5345, 5960, 7483, 8344, 8552, 10430, 10690, 11920, 14966, 16688, 17104, 20860, 21380, 23840, 29932, 33376, 34208, 37415, 41720, 42760, 59864, 74830, 83440, 85520, 119728, 149660, 159281, 166880, 171040, 239456, 299320, 318562, 598640, 637124, 796405, 1114967, 1197280, 1274248, 1592810, 2229934, 2548496, 3185620, 4459868, 5096992, 5574835, 6371240, 8919736, 11149670, 12742480, 17839472, 22299340, 25484960, 35678944, 44598680, 89197360, 178394720]

約数ペア:

[(1, 178394720), (2, 89197360), (4, 44598680), (5, 35678944), (7, 25484960), (8, 22299340), (10, 17839472), (14, 12742480), (16, 11149670), (20, 8919736), (28, 6371240), (32, 5574835), (35, 5096992), (40, 4459868), (56, 3185620), (70, 2548496), (80, 2229934), (112, 1592810), (140, 1274248), (149, 1197280), (160, 1114967), (224, 796405), (280, 637124), (298, 598640), (560, 318562), (596, 299320), (745, 239456), (1043, 171040), (1069, 166880), (1120, 159281), (1192, 149660), (1490, 119728), (2086, 85520), (2138, 83440), (2384, 74830), (2980, 59864), (4172, 42760), (4276, 41720), (4768, 37415), (5215, 34208), (5345, 33376), (5960, 29932), (7483, 23840), (8344, 21380), (8552, 20860), (10430, 17104), (10690, 16688), (11920, 14966)]