2685996840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1\times {\mathrm{673}}^1$

素因数の和:1187

約数の個数: 128

約数和(自身を含む): 8191526400

約数和(自身を除く): 5505529560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 421, 474, 632, 673, 790, 842, 948, 1185, 1263, 1346, 1580, 1684, 1896, 2019, 2105, 2370, 2526, 2692, 3160, 3365, 3368, 4038, 4210, 4740, 5052, 5384, 6315, 6730, 8076, 8420, 9480, 10095, 10104, 12630, 13460, 16152, 16840, 20190, 25260, 26920, 33259, 40380, 50520, 53167, 66518, 80760, 99777, 106334, 133036, 159501, 166295, 199554, 212668, 265835, 266072, 283333, 319002, 332590, 399108, 425336, 498885, 531670, 566666, 638004, 665180, 797505, 798216, 849999, 997770, 1063340, 1133332, 1276008, 1330360, 1416665, 1595010, 1699998, 1995540, 2126680, 2266664, 2833330, 3190020, 3399996, 3991080, 4249995, 5666660, 6380040, 6799992, 8499990, 11333320, 16999980, 22383307, 33999960, 44766614, 67149921, 89533228, 111916535, 134299842, 179066456, 223833070, 268599684, 335749605, 447666140, 537199368, 671499210, 895332280, 1342998420, 2685996840]

約数ペア:

[(1, 2685996840), (2, 1342998420), (3, 895332280), (4, 671499210), (5, 537199368), (6, 447666140), (8, 335749605), (10, 268599684), (12, 223833070), (15, 179066456), (20, 134299842), (24, 111916535), (30, 89533228), (40, 67149921), (60, 44766614), (79, 33999960), (120, 22383307), (158, 16999980), (237, 11333320), (316, 8499990), (395, 6799992), (421, 6380040), (474, 5666660), (632, 4249995), (673, 3991080), (790, 3399996), (842, 3190020), (948, 2833330), (1185, 2266664), (1263, 2126680), (1346, 1995540), (1580, 1699998), (1684, 1595010), (1896, 1416665), (2019, 1330360), (2105, 1276008), (2370, 1133332), (2526, 1063340), (2692, 997770), (3160, 849999), (3365, 798216), (3368, 797505), (4038, 665180), (4210, 638004), (4740, 566666), (5052, 531670), (5384, 498885), (6315, 425336), (6730, 399108), (8076, 332590), (8420, 319002), (9480, 283333), (10095, 266072), (10104, 265835), (12630, 212668), (13460, 199554), (16152, 166295), (16840, 159501), (20190, 133036), (25260, 106334), (26920, 99777), (33259, 80760), (40380, 66518), (50520, 53167)]