720293808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67901}}^1$

素因数の和:67942

約数の個数: 80

約数和(自身を含む): 2121801696

約数和(自身を除く): 1401507888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 2652, 3536, 5304, 10608, 67901, 135802, 203703, 271604, 407406, 543208, 814812, 882713, 1086416, 1154317, 1629624, 1765426, 2308634, 2648139, 3259248, 3462951, 3530852, 4617268, 5296278, 6925902, 7061704, 9234536, 10592556, 13851804, 14123408, 15006121, 18469072, 21185112, 27703608, 30012242, 42370224, 45018363, 55407216, 60024484, 90036726, 120048968, 180073452, 240097936, 360146904, 720293808]

約数ペア:

[(1, 720293808), (2, 360146904), (3, 240097936), (4, 180073452), (6, 120048968), (8, 90036726), (12, 60024484), (13, 55407216), (16, 45018363), (17, 42370224), (24, 30012242), (26, 27703608), (34, 21185112), (39, 18469072), (48, 15006121), (51, 14123408), (52, 13851804), (68, 10592556), (78, 9234536), (102, 7061704), (104, 6925902), (136, 5296278), (156, 4617268), (204, 3530852), (208, 3462951), (221, 3259248), (272, 2648139), (312, 2308634), (408, 1765426), (442, 1629624), (624, 1154317), (663, 1086416), (816, 882713), (884, 814812), (1326, 543208), (1768, 407406), (2652, 271604), (3536, 203703), (5304, 135802), (10608, 67901)]