15691531660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{25951}}^1$

素因数の和:26591

約数の個数: 72

約数和(自身を含む): 38395776384

約数和(自身を除く): 22704244724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 617, 980, 1234, 2468, 3085, 4319, 6170, 8638, 12340, 17276, 21595, 25951, 30233, 43190, 51902, 60466, 86380, 103804, 120932, 129755, 151165, 181657, 259510, 302330, 363314, 519020, 604660, 726628, 908285, 1271599, 1816570, 2543198, 3633140, 5086396, 6357995, 12715990, 16011767, 25431980, 32023534, 64047068, 80058835, 112082369, 160117670, 224164738, 320235340, 448329476, 560411845, 784576583, 1120823690, 1569153166, 2241647380, 3138306332, 3922882915, 7845765830, 15691531660]

約数ペア:

[(1, 15691531660), (2, 7845765830), (4, 3922882915), (5, 3138306332), (7, 2241647380), (10, 1569153166), (14, 1120823690), (20, 784576583), (28, 560411845), (35, 448329476), (49, 320235340), (70, 224164738), (98, 160117670), (140, 112082369), (196, 80058835), (245, 64047068), (490, 32023534), (617, 25431980), (980, 16011767), (1234, 12715990), (2468, 6357995), (3085, 5086396), (4319, 3633140), (6170, 2543198), (8638, 1816570), (12340, 1271599), (17276, 908285), (21595, 726628), (25951, 604660), (30233, 519020), (43190, 363314), (51902, 302330), (60466, 259510), (86380, 181657), (103804, 151165), (120932, 129755)]