512830720

素因数分解:

$2^8\times 5^1\times {\mathrm{521}}^1\times {\mathrm{769}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 1232348040

約数和(自身を除く): 719517320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 521, 640, 769, 1042, 1280, 1538, 2084, 2605, 3076, 3845, 4168, 5210, 6152, 7690, 8336, 10420, 12304, 15380, 16672, 20840, 24608, 30760, 33344, 41680, 49216, 61520, 66688, 83360, 98432, 123040, 133376, 166720, 196864, 246080, 333440, 400649, 492160, 666880, 801298, 984320, 1602596, 2003245, 3205192, 4006490, 6410384, 8012980, 12820768, 16025960, 25641536, 32051920, 51283072, 64103840, 102566144, 128207680, 256415360, 512830720]

約数ペア:

[(1, 512830720), (2, 256415360), (4, 128207680), (5, 102566144), (8, 64103840), (10, 51283072), (16, 32051920), (20, 25641536), (32, 16025960), (40, 12820768), (64, 8012980), (80, 6410384), (128, 4006490), (160, 3205192), (256, 2003245), (320, 1602596), (521, 984320), (640, 801298), (769, 666880), (1042, 492160), (1280, 400649), (1538, 333440), (2084, 246080), (2605, 196864), (3076, 166720), (3845, 133376), (4168, 123040), (5210, 98432), (6152, 83360), (7690, 66688), (8336, 61520), (10420, 49216), (12304, 41680), (15380, 33344), (16672, 30760), (20840, 24608)]