1330658620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 2964729600

約数和(自身を除く): 1634070980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 113, 116, 145, 158, 226, 257, 290, 316, 395, 452, 514, 565, 580, 790, 1028, 1130, 1285, 1580, 2260, 2291, 2570, 3277, 4582, 5140, 6554, 7453, 8927, 9164, 11455, 13108, 14906, 16385, 17854, 20303, 22910, 29041, 29812, 32770, 35708, 37265, 40606, 44635, 45820, 58082, 65540, 74530, 81212, 89270, 101515, 116164, 145205, 149060, 178540, 203030, 258883, 290410, 406060, 517766, 580820, 588787, 842189, 1035532, 1177574, 1294415, 1684378, 2294239, 2355148, 2588830, 2943935, 3368756, 4210945, 4588478, 5177660, 5887870, 8421890, 9176956, 11471195, 11775740, 16843780, 22942390, 45884780, 66532931, 133065862, 266131724, 332664655, 665329310, 1330658620]

約数ペア:

[(1, 1330658620), (2, 665329310), (4, 332664655), (5, 266131724), (10, 133065862), (20, 66532931), (29, 45884780), (58, 22942390), (79, 16843780), (113, 11775740), (116, 11471195), (145, 9176956), (158, 8421890), (226, 5887870), (257, 5177660), (290, 4588478), (316, 4210945), (395, 3368756), (452, 2943935), (514, 2588830), (565, 2355148), (580, 2294239), (790, 1684378), (1028, 1294415), (1130, 1177574), (1285, 1035532), (1580, 842189), (2260, 588787), (2291, 580820), (2570, 517766), (3277, 406060), (4582, 290410), (5140, 258883), (6554, 203030), (7453, 178540), (8927, 149060), (9164, 145205), (11455, 116164), (13108, 101515), (14906, 89270), (16385, 81212), (17854, 74530), (20303, 65540), (22910, 58082), (29041, 45820), (29812, 44635), (32770, 40606), (35708, 37265)]