180249440

素因数分解:

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

素因数の和:389

約数の個数: 144

約数和(自身を含む): 503142192

約数和(自身を除く): 322892752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 83, 98, 112, 140, 160, 166, 196, 224, 245, 277, 280, 332, 392, 415, 490, 554, 560, 581, 664, 784, 830, 980, 1108, 1120, 1162, 1328, 1385, 1568, 1660, 1939, 1960, 2216, 2324, 2656, 2770, 2905, 3320, 3878, 3920, 4067, 4432, 4648, 5540, 5810, 6640, 7756, 7840, 8134, 8864, 9296, 9695, 11080, 11620, 13280, 13573, 15512, 16268, 18592, 19390, 20335, 22160, 22991, 23240, 27146, 31024, 32536, 38780, 40670, 44320, 45982, 46480, 54292, 62048, 65072, 67865, 77560, 81340, 91964, 92960, 108584, 114955, 130144, 135730, 155120, 160937, 162680, 183928, 217168, 229910, 271460, 310240, 321874, 325360, 367856, 434336, 459820, 542920, 643748, 650720, 735712, 804685, 919640, 1085840, 1126559, 1287496, 1609370, 1839280, 2171680, 2253118, 2574992, 3218740, 3678560, 4506236, 5149984, 5632795, 6437480, 9012472, 11265590, 12874960, 18024944, 22531180, 25749920, 36049888, 45062360, 90124720, 180249440]

約数ペア:

[(1, 180249440), (2, 90124720), (4, 45062360), (5, 36049888), (7, 25749920), (8, 22531180), (10, 18024944), (14, 12874960), (16, 11265590), (20, 9012472), (28, 6437480), (32, 5632795), (35, 5149984), (40, 4506236), (49, 3678560), (56, 3218740), (70, 2574992), (80, 2253118), (83, 2171680), (98, 1839280), (112, 1609370), (140, 1287496), (160, 1126559), (166, 1085840), (196, 919640), (224, 804685), (245, 735712), (277, 650720), (280, 643748), (332, 542920), (392, 459820), (415, 434336), (490, 367856), (554, 325360), (560, 321874), (581, 310240), (664, 271460), (784, 229910), (830, 217168), (980, 183928), (1108, 162680), (1120, 160937), (1162, 155120), (1328, 135730), (1385, 130144), (1568, 114955), (1660, 108584), (1939, 92960), (1960, 91964), (2216, 81340), (2324, 77560), (2656, 67865), (2770, 65072), (2905, 62048), (3320, 54292), (3878, 46480), (3920, 45982), (4067, 44320), (4432, 40670), (4648, 38780), (5540, 32536), (5810, 31024), (6640, 27146), (7756, 23240), (7840, 22991), (8134, 22160), (8864, 20335), (9296, 19390), (9695, 18592), (11080, 16268), (11620, 15512), (13280, 13573)]