1248970160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{1609}}^1$

素因数の和:1966

約数の個数: 80

約数和(自身を含む): 3008974080

約数和(自身を除く): 1760003920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 313, 496, 620, 626, 1240, 1252, 1565, 1609, 2480, 2504, 3130, 3218, 5008, 6260, 6436, 8045, 9703, 12520, 12872, 16090, 19406, 25040, 25744, 32180, 38812, 48515, 49879, 64360, 77624, 97030, 99758, 128720, 155248, 194060, 199516, 249395, 388120, 399032, 498790, 503617, 776240, 798064, 997580, 1007234, 1995160, 2014468, 2518085, 3990320, 4028936, 5036170, 8057872, 10072340, 15612127, 20144680, 31224254, 40289360, 62448508, 78060635, 124897016, 156121270, 249794032, 312242540, 624485080, 1248970160]

約数ペア:

[(1, 1248970160), (2, 624485080), (4, 312242540), (5, 249794032), (8, 156121270), (10, 124897016), (16, 78060635), (20, 62448508), (31, 40289360), (40, 31224254), (62, 20144680), (80, 15612127), (124, 10072340), (155, 8057872), (248, 5036170), (310, 4028936), (313, 3990320), (496, 2518085), (620, 2014468), (626, 1995160), (1240, 1007234), (1252, 997580), (1565, 798064), (1609, 776240), (2480, 503617), (2504, 498790), (3130, 399032), (3218, 388120), (5008, 249395), (6260, 199516), (6436, 194060), (8045, 155248), (9703, 128720), (12520, 99758), (12872, 97030), (16090, 77624), (19406, 64360), (25040, 49879), (25744, 48515), (32180, 38812)]