144384980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1301}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 314979840

約数和(自身を除く): 170594860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 620, 716, 895, 1301, 1790, 2602, 3580, 5204, 5549, 6505, 11098, 13010, 22196, 26020, 27745, 40331, 55490, 80662, 110980, 161324, 201655, 232879, 403310, 465758, 806620, 931516, 1164395, 2328790, 4657580, 7219249, 14438498, 28876996, 36096245, 72192490, 144384980]

約数ペア:

[(1, 144384980), (2, 72192490), (4, 36096245), (5, 28876996), (10, 14438498), (20, 7219249), (31, 4657580), (62, 2328790), (124, 1164395), (155, 931516), (179, 806620), (310, 465758), (358, 403310), (620, 232879), (716, 201655), (895, 161324), (1301, 110980), (1790, 80662), (2602, 55490), (3580, 40331), (5204, 27745), (5549, 26020), (6505, 22196), (11098, 13010)]