121842420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41443}}^1$

素因数の和:41469

約数の個数: 72

約数和(自身を含む): 396867744

約数和(自身を除く): 275025324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 41443, 82886, 124329, 165772, 207215, 248658, 290101, 414430, 497316, 580202, 621645, 828860, 870303, 1160404, 1243290, 1450505, 1740606, 2030707, 2486580, 2901010, 3481212, 4061414, 4351515, 5802020, 6092121, 8122828, 8703030, 10153535, 12184242, 17406060, 20307070, 24368484, 30460605, 40614140, 60921210, 121842420]

約数ペア:

[(1, 121842420), (2, 60921210), (3, 40614140), (4, 30460605), (5, 24368484), (6, 20307070), (7, 17406060), (10, 12184242), (12, 10153535), (14, 8703030), (15, 8122828), (20, 6092121), (21, 5802020), (28, 4351515), (30, 4061414), (35, 3481212), (42, 2901010), (49, 2486580), (60, 2030707), (70, 1740606), (84, 1450505), (98, 1243290), (105, 1160404), (140, 870303), (147, 828860), (196, 621645), (210, 580202), (245, 497316), (294, 414430), (420, 290101), (490, 248658), (588, 207215), (735, 165772), (980, 124329), (1470, 82886), (2940, 41443)]