206670720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{107641}}^1$

素因数の和:107663

約数の個数: 64

約数和(自身を含む): 658769040

約数和(自身を除く): 452098320

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, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 107641, 215282, 322923, 430564, 538205, 645846, 861128, 1076410, 1291692, 1614615, 1722256, 2152820, 2583384, 3229230, 3444512, 4305640, 5166768, 6458460, 6889024, 8611280, 10333536, 12916920, 13778048, 17222560, 20667072, 25833840, 34445120, 41334144, 51667680, 68890240, 103335360, 206670720]

約数ペア:

[(1, 206670720), (2, 103335360), (3, 68890240), (4, 51667680), (5, 41334144), (6, 34445120), (8, 25833840), (10, 20667072), (12, 17222560), (15, 13778048), (16, 12916920), (20, 10333536), (24, 8611280), (30, 6889024), (32, 6458460), (40, 5166768), (48, 4305640), (60, 3444512), (64, 3229230), (80, 2583384), (96, 2152820), (120, 1722256), (128, 1614615), (160, 1291692), (192, 1076410), (240, 861128), (320, 645846), (384, 538205), (480, 430564), (640, 322923), (960, 215282), (1920, 107641)]