1343264720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{77377}}^1$

素因数の和:77428

約数の個数: 80

約数和(自身を含む): 3684430848

約数和(自身を除く): 2341166128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 77377, 154754, 309508, 386885, 541639, 619016, 773770, 1083278, 1238032, 1547540, 2166556, 2398687, 2708195, 3095080, 4333112, 4797374, 5416390, 6190160, 8666224, 9594748, 10832780, 11993435, 16790809, 19189496, 21665560, 23986870, 33581618, 38378992, 43331120, 47973740, 67163236, 83954045, 95947480, 134326472, 167908090, 191894960, 268652944, 335816180, 671632360, 1343264720]

約数ペア:

[(1, 1343264720), (2, 671632360), (4, 335816180), (5, 268652944), (7, 191894960), (8, 167908090), (10, 134326472), (14, 95947480), (16, 83954045), (20, 67163236), (28, 47973740), (31, 43331120), (35, 38378992), (40, 33581618), (56, 23986870), (62, 21665560), (70, 19189496), (80, 16790809), (112, 11993435), (124, 10832780), (140, 9594748), (155, 8666224), (217, 6190160), (248, 5416390), (280, 4797374), (310, 4333112), (434, 3095080), (496, 2708195), (560, 2398687), (620, 2166556), (868, 1547540), (1085, 1238032), (1240, 1083278), (1736, 773770), (2170, 619016), (2480, 541639), (3472, 386885), (4340, 309508), (8680, 154754), (17360, 77377)]