668753260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3541}}^1$

素因数の和:3647

約数の個数: 96

約数和(自身を含む): 1713761280

約数和(自身を除く): 1045008020

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 76, 95, 133, 140, 142, 190, 266, 284, 355, 380, 497, 532, 665, 710, 994, 1330, 1349, 1420, 1988, 2485, 2660, 2698, 3541, 4970, 5396, 6745, 7082, 9443, 9940, 13490, 14164, 17705, 18886, 24787, 26980, 35410, 37772, 47215, 49574, 67279, 70820, 94430, 99148, 123935, 134558, 188860, 247870, 251411, 269116, 336395, 470953, 495740, 502822, 672790, 941906, 1005644, 1257055, 1345580, 1759877, 1883812, 2354765, 2514110, 3519754, 4709530, 4776809, 5028220, 7039508, 8799385, 9419060, 9553618, 17598770, 19107236, 23884045, 33437663, 35197540, 47768090, 66875326, 95536180, 133750652, 167188315, 334376630, 668753260]

約数ペア:

[(1, 668753260), (2, 334376630), (4, 167188315), (5, 133750652), (7, 95536180), (10, 66875326), (14, 47768090), (19, 35197540), (20, 33437663), (28, 23884045), (35, 19107236), (38, 17598770), (70, 9553618), (71, 9419060), (76, 8799385), (95, 7039508), (133, 5028220), (140, 4776809), (142, 4709530), (190, 3519754), (266, 2514110), (284, 2354765), (355, 1883812), (380, 1759877), (497, 1345580), (532, 1257055), (665, 1005644), (710, 941906), (994, 672790), (1330, 502822), (1349, 495740), (1420, 470953), (1988, 336395), (2485, 269116), (2660, 251411), (2698, 247870), (3541, 188860), (4970, 134558), (5396, 123935), (6745, 99148), (7082, 94430), (9443, 70820), (9940, 67279), (13490, 49574), (14164, 47215), (17705, 37772), (18886, 35410), (24787, 26980)]