820621680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3419257}}^1$

素因数の和:3419273

約数の個数: 40

約数和(自身を含む): 2543927952

約数和(自身を除く): 1723306272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3419257, 6838514, 10257771, 13677028, 17096285, 20515542, 27354056, 34192570, 41031084, 51288855, 54708112, 68385140, 82062168, 102577710, 136770280, 164124336, 205155420, 273540560, 410310840, 820621680]

約数ペア:

[(1, 820621680), (2, 410310840), (3, 273540560), (4, 205155420), (5, 164124336), (6, 136770280), (8, 102577710), (10, 82062168), (12, 68385140), (15, 54708112), (16, 51288855), (20, 41031084), (24, 34192570), (30, 27354056), (40, 20515542), (48, 17096285), (60, 13677028), (80, 10257771), (120, 6838514), (240, 3419257)]