65178120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2503}}^1$

素因数の和:2555

約数の個数: 128

約数和(自身を含む): 230768640

約数和(自身を除く): 165590520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2503, 2604, 3255, 3720, 4340, 5006, 5208, 6510, 7509, 8680, 10012, 12515, 13020, 15018, 17521, 20024, 25030, 26040, 30036, 35042, 37545, 50060, 52563, 60072, 70084, 75090, 77593, 87605, 100120, 105126, 140168, 150180, 155186, 175210, 210252, 232779, 262815, 300360, 310372, 350420, 387965, 420504, 465558, 525630, 543151, 620744, 700840, 775930, 931116, 1051260, 1086302, 1163895, 1551860, 1629453, 1862232, 2102520, 2172604, 2327790, 2715755, 3103720, 3258906, 4345208, 4655580, 5431510, 6517812, 8147265, 9311160, 10863020, 13035624, 16294530, 21726040, 32589060, 65178120]

約数ペア:

[(1, 65178120), (2, 32589060), (3, 21726040), (4, 16294530), (5, 13035624), (6, 10863020), (7, 9311160), (8, 8147265), (10, 6517812), (12, 5431510), (14, 4655580), (15, 4345208), (20, 3258906), (21, 3103720), (24, 2715755), (28, 2327790), (30, 2172604), (31, 2102520), (35, 1862232), (40, 1629453), (42, 1551860), (56, 1163895), (60, 1086302), (62, 1051260), (70, 931116), (84, 775930), (93, 700840), (105, 620744), (120, 543151), (124, 525630), (140, 465558), (155, 420504), (168, 387965), (186, 350420), (210, 310372), (217, 300360), (248, 262815), (280, 232779), (310, 210252), (372, 175210), (420, 155186), (434, 150180), (465, 140168), (620, 105126), (651, 100120), (744, 87605), (840, 77593), (868, 75090), (930, 70084), (1085, 60072), (1240, 52563), (1302, 50060), (1736, 37545), (1860, 35042), (2170, 30036), (2503, 26040), (2604, 25030), (3255, 20024), (3720, 17521), (4340, 15018), (5006, 13020), (5208, 12515), (6510, 10012), (7509, 8680)]