661420386240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{688979569}}^1$

素因数の和:688979589

約数の個数: 56

約数和(自身を含む): 2100009729360

約数和(自身を除く): 1438589343120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 688979569, 1377959138, 2066938707, 2755918276, 3444897845, 4133877414, 5511836552, 6889795690, 8267754828, 10334693535, 11023673104, 13779591380, 16535509656, 20669387070, 22047346208, 27559182760, 33071019312, 41338774140, 44094692416, 55118365520, 66142038624, 82677548280, 110236731040, 132284077248, 165355096560, 220473462080, 330710193120, 661420386240]

約数ペア:

[(1, 661420386240), (2, 330710193120), (3, 220473462080), (4, 165355096560), (5, 132284077248), (6, 110236731040), (8, 82677548280), (10, 66142038624), (12, 55118365520), (15, 44094692416), (16, 41338774140), (20, 33071019312), (24, 27559182760), (30, 22047346208), (32, 20669387070), (40, 16535509656), (48, 13779591380), (60, 11023673104), (64, 10334693535), (80, 8267754828), (96, 6889795690), (120, 5511836552), (160, 4133877414), (192, 3444897845), (240, 2755918276), (320, 2066938707), (480, 1377959138), (960, 688979569)]