135572920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15619}}^1$

素因数の和:15668

約数の個数: 64

約数和(自身を含む): 359884800

約数和(自身を除く): 224311880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 15619, 31238, 62476, 78095, 109333, 124952, 156190, 218666, 312380, 437332, 484189, 546665, 624760, 874664, 968378, 1093330, 1936756, 2186660, 2420945, 3389323, 3873512, 4373320, 4841890, 6778646, 9683780, 13557292, 16946615, 19367560, 27114584, 33893230, 67786460, 135572920]

約数ペア:

[(1, 135572920), (2, 67786460), (4, 33893230), (5, 27114584), (7, 19367560), (8, 16946615), (10, 13557292), (14, 9683780), (20, 6778646), (28, 4841890), (31, 4373320), (35, 3873512), (40, 3389323), (56, 2420945), (62, 2186660), (70, 1936756), (124, 1093330), (140, 968378), (155, 874664), (217, 624760), (248, 546665), (280, 484189), (310, 437332), (434, 312380), (620, 218666), (868, 156190), (1085, 124952), (1240, 109333), (1736, 78095), (2170, 62476), (4340, 31238), (8680, 15619)]