87694020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3719}}^1$

素因数の和:3865

約数の個数: 72

約数和(自身を含む): 268107840

約数和(自身を除く): 180413820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3719, 3930, 4716, 5895, 7438, 7860, 11157, 11790, 14876, 18595, 22314, 23580, 33471, 37190, 44628, 55785, 66942, 74380, 111570, 133884, 167355, 223140, 334710, 487189, 669420, 974378, 1461567, 1948756, 2435945, 2923134, 4384701, 4871890, 5846268, 7307835, 8769402, 9743780, 14615670, 17538804, 21923505, 29231340, 43847010, 87694020]

約数ペア:

[(1, 87694020), (2, 43847010), (3, 29231340), (4, 21923505), (5, 17538804), (6, 14615670), (9, 9743780), (10, 8769402), (12, 7307835), (15, 5846268), (18, 4871890), (20, 4384701), (30, 2923134), (36, 2435945), (45, 1948756), (60, 1461567), (90, 974378), (131, 669420), (180, 487189), (262, 334710), (393, 223140), (524, 167355), (655, 133884), (786, 111570), (1179, 74380), (1310, 66942), (1572, 55785), (1965, 44628), (2358, 37190), (2620, 33471), (3719, 23580), (3930, 22314), (4716, 18595), (5895, 14876), (7438, 11790), (7860, 11157)]