240151380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{571789}}^1$

素因数の和:571808

約数の個数: 48

約数和(自身を含む): 768485760

約数和(自身を除く): 528334380

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, 571789, 1143578, 1715367, 2287156, 2858945, 3430734, 4002523, 5717890, 6861468, 8005046, 8576835, 11435780, 12007569, 16010092, 17153670, 20012615, 24015138, 34307340, 40025230, 48030276, 60037845, 80050460, 120075690, 240151380]

約数ペア:

[(1, 240151380), (2, 120075690), (3, 80050460), (4, 60037845), (5, 48030276), (6, 40025230), (7, 34307340), (10, 24015138), (12, 20012615), (14, 17153670), (15, 16010092), (20, 12007569), (21, 11435780), (28, 8576835), (30, 8005046), (35, 6861468), (42, 5717890), (60, 4002523), (70, 3430734), (84, 2858945), (105, 2287156), (140, 1715367), (210, 1143578), (420, 571789)]