24780720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1307}}^1$

素因数の和:1402

約数の個数: 80

約数和(自身を含む): 77852160

約数和(自身を除く): 53071440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1307, 1580, 1896, 2370, 2614, 3160, 3792, 3921, 4740, 5228, 6320, 6535, 7842, 9480, 10456, 13070, 15684, 18960, 19605, 20912, 26140, 31368, 39210, 52280, 62736, 78420, 103253, 104560, 156840, 206506, 309759, 313680, 413012, 516265, 619518, 826024, 1032530, 1239036, 1548795, 1652048, 2065060, 2478072, 3097590, 4130120, 4956144, 6195180, 8260240, 12390360, 24780720]

約数ペア:

[(1, 24780720), (2, 12390360), (3, 8260240), (4, 6195180), (5, 4956144), (6, 4130120), (8, 3097590), (10, 2478072), (12, 2065060), (15, 1652048), (16, 1548795), (20, 1239036), (24, 1032530), (30, 826024), (40, 619518), (48, 516265), (60, 413012), (79, 313680), (80, 309759), (120, 206506), (158, 156840), (237, 104560), (240, 103253), (316, 78420), (395, 62736), (474, 52280), (632, 39210), (790, 31368), (948, 26140), (1185, 20912), (1264, 19605), (1307, 18960), (1580, 15684), (1896, 13070), (2370, 10456), (2614, 9480), (3160, 7842), (3792, 6535), (3921, 6320), (4740, 5228)]