71862420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{24443}}^1$

素因数の和:24469

約数の個数: 72

約数和(自身を含む): 234075744

約数和(自身を除く): 162213324

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, 24443, 48886, 73329, 97772, 122215, 146658, 171101, 244430, 293316, 342202, 366645, 488860, 513303, 684404, 733290, 855505, 1026606, 1197707, 1466580, 1711010, 2053212, 2395414, 2566515, 3422020, 3593121, 4790828, 5133030, 5988535, 7186242, 10266060, 11977070, 14372484, 17965605, 23954140, 35931210, 71862420]

約数ペア:

[(1, 71862420), (2, 35931210), (3, 23954140), (4, 17965605), (5, 14372484), (6, 11977070), (7, 10266060), (10, 7186242), (12, 5988535), (14, 5133030), (15, 4790828), (20, 3593121), (21, 3422020), (28, 2566515), (30, 2395414), (35, 2053212), (42, 1711010), (49, 1466580), (60, 1197707), (70, 1026606), (84, 855505), (98, 733290), (105, 684404), (140, 513303), (147, 488860), (196, 366645), (210, 342202), (245, 293316), (294, 244430), (420, 171101), (490, 146658), (588, 122215), (735, 97772), (980, 73329), (1470, 48886), (2940, 24443)]