304408020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{724781}}^1$

素因数の和:724800

約数の個数: 48

約数和(自身を含む): 974107008

約数和(自身を除く): 669698988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 724781, 1449562, 2174343, 2899124, 3623905, 4348686, 5073467, 7247810, 8697372, 10146934, 10871715, 14495620, 15220401, 20293868, 21743430, 25367335, 30440802, 43486860, 50734670, 60881604, 76102005, 101469340, 152204010, 304408020]

約数ペア:

[(1, 304408020), (2, 152204010), (3, 101469340), (4, 76102005), (5, 60881604), (6, 50734670), (7, 43486860), (10, 30440802), (12, 25367335), (14, 21743430), (15, 20293868), (20, 15220401), (21, 14495620), (28, 10871715), (30, 10146934), (35, 8697372), (42, 7247810), (60, 5073467), (70, 4348686), (84, 3623905), (105, 2899124), (140, 2174343), (210, 1449562), (420, 724781)]