313670960

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2551}}^1$

素因数の和:2646

約数の個数: 80

約数和(自身を含む): 768968640

約数和(自身を除く): 455297680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 116, 145, 212, 232, 265, 290, 424, 464, 530, 580, 848, 1060, 1160, 1537, 2120, 2320, 2551, 3074, 4240, 5102, 6148, 7685, 10204, 12296, 12755, 15370, 20408, 24592, 25510, 30740, 40816, 51020, 61480, 73979, 102040, 122960, 135203, 147958, 204080, 270406, 295916, 369895, 540812, 591832, 676015, 739790, 1081624, 1183664, 1352030, 1479580, 2163248, 2704060, 2959160, 3920887, 5408120, 5918320, 7841774, 10816240, 15683548, 19604435, 31367096, 39208870, 62734192, 78417740, 156835480, 313670960]

約数ペア:

[(1, 313670960), (2, 156835480), (4, 78417740), (5, 62734192), (8, 39208870), (10, 31367096), (16, 19604435), (20, 15683548), (29, 10816240), (40, 7841774), (53, 5918320), (58, 5408120), (80, 3920887), (106, 2959160), (116, 2704060), (145, 2163248), (212, 1479580), (232, 1352030), (265, 1183664), (290, 1081624), (424, 739790), (464, 676015), (530, 591832), (580, 540812), (848, 369895), (1060, 295916), (1160, 270406), (1537, 204080), (2120, 147958), (2320, 135203), (2551, 122960), (3074, 102040), (4240, 73979), (5102, 61480), (6148, 51020), (7685, 40816), (10204, 30740), (12296, 25510), (12755, 24592), (15370, 20408)]