216122640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{900511}}^1$

素因数の和:900527

約数の個数: 40

約数和(自身を含む): 669980928

約数和(自身を除く): 453858288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 900511, 1801022, 2701533, 3602044, 4502555, 5403066, 7204088, 9005110, 10806132, 13507665, 14408176, 18010220, 21612264, 27015330, 36020440, 43224528, 54030660, 72040880, 108061320, 216122640]

約数ペア:

[(1, 216122640), (2, 108061320), (3, 72040880), (4, 54030660), (5, 43224528), (6, 36020440), (8, 27015330), (10, 21612264), (12, 18010220), (15, 14408176), (16, 13507665), (20, 10806132), (24, 9005110), (30, 7204088), (40, 5403066), (48, 4502555), (60, 3602044), (80, 2701533), (120, 1801022), (240, 900511)]