99972880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1069}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 267482880

約数和(自身を除く): 167510000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1069, 1169, 1336, 1670, 2138, 2338, 2672, 3340, 4276, 4676, 5345, 5845, 6680, 7483, 8552, 9352, 10690, 11690, 13360, 14966, 17104, 18704, 21380, 23380, 29932, 37415, 42760, 46760, 59864, 74830, 85520, 93520, 119728, 149660, 178523, 299320, 357046, 598640, 714092, 892615, 1249661, 1428184, 1785230, 2499322, 2856368, 3570460, 4998644, 6248305, 7140920, 9997288, 12496610, 14281840, 19994576, 24993220, 49986440, 99972880]

約数ペア:

[(1, 99972880), (2, 49986440), (4, 24993220), (5, 19994576), (7, 14281840), (8, 12496610), (10, 9997288), (14, 7140920), (16, 6248305), (20, 4998644), (28, 3570460), (35, 2856368), (40, 2499322), (56, 1785230), (70, 1428184), (80, 1249661), (112, 892615), (140, 714092), (167, 598640), (280, 357046), (334, 299320), (560, 178523), (668, 149660), (835, 119728), (1069, 93520), (1169, 85520), (1336, 74830), (1670, 59864), (2138, 46760), (2338, 42760), (2672, 37415), (3340, 29932), (4276, 23380), (4676, 21380), (5345, 18704), (5845, 17104), (6680, 14966), (7483, 13360), (8552, 11690), (9352, 10690)]