90124720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 247577904

約数和(自身を除く): 157453184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 83, 98, 112, 140, 166, 196, 245, 277, 280, 332, 392, 415, 490, 554, 560, 581, 664, 784, 830, 980, 1108, 1162, 1328, 1385, 1660, 1939, 1960, 2216, 2324, 2770, 2905, 3320, 3878, 3920, 4067, 4432, 4648, 5540, 5810, 6640, 7756, 8134, 9296, 9695, 11080, 11620, 13573, 15512, 16268, 19390, 20335, 22160, 22991, 23240, 27146, 31024, 32536, 38780, 40670, 45982, 46480, 54292, 65072, 67865, 77560, 81340, 91964, 108584, 114955, 135730, 155120, 160937, 162680, 183928, 217168, 229910, 271460, 321874, 325360, 367856, 459820, 542920, 643748, 804685, 919640, 1085840, 1126559, 1287496, 1609370, 1839280, 2253118, 2574992, 3218740, 4506236, 5632795, 6437480, 9012472, 11265590, 12874960, 18024944, 22531180, 45062360, 90124720]

約数ペア:

[(1, 90124720), (2, 45062360), (4, 22531180), (5, 18024944), (7, 12874960), (8, 11265590), (10, 9012472), (14, 6437480), (16, 5632795), (20, 4506236), (28, 3218740), (35, 2574992), (40, 2253118), (49, 1839280), (56, 1609370), (70, 1287496), (80, 1126559), (83, 1085840), (98, 919640), (112, 804685), (140, 643748), (166, 542920), (196, 459820), (245, 367856), (277, 325360), (280, 321874), (332, 271460), (392, 229910), (415, 217168), (490, 183928), (554, 162680), (560, 160937), (581, 155120), (664, 135730), (784, 114955), (830, 108584), (980, 91964), (1108, 81340), (1162, 77560), (1328, 67865), (1385, 65072), (1660, 54292), (1939, 46480), (1960, 45982), (2216, 40670), (2324, 38780), (2770, 32536), (2905, 31024), (3320, 27146), (3878, 23240), (3920, 22991), (4067, 22160), (4432, 20335), (4648, 19390), (5540, 16268), (5810, 15512), (6640, 13573), (7756, 11620), (8134, 11080), (9296, 9695)]