211764720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28463}}^1$

素因数の和:28510

約数の個数: 80

約数和(自身を含む): 677670912

約数和(自身を除く): 465906192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 28463, 56926, 85389, 113852, 142315, 170778, 227704, 284630, 341556, 426945, 455408, 569260, 683112, 853890, 882353, 1138520, 1366224, 1707780, 1764706, 2277040, 2647059, 3415560, 3529412, 4411765, 5294118, 6831120, 7058824, 8823530, 10588236, 13235295, 14117648, 17647060, 21176472, 26470590, 35294120, 42352944, 52941180, 70588240, 105882360, 211764720]

約数ペア:

[(1, 211764720), (2, 105882360), (3, 70588240), (4, 52941180), (5, 42352944), (6, 35294120), (8, 26470590), (10, 21176472), (12, 17647060), (15, 14117648), (16, 13235295), (20, 10588236), (24, 8823530), (30, 7058824), (31, 6831120), (40, 5294118), (48, 4411765), (60, 3529412), (62, 3415560), (80, 2647059), (93, 2277040), (120, 1764706), (124, 1707780), (155, 1366224), (186, 1138520), (240, 882353), (248, 853890), (310, 683112), (372, 569260), (465, 455408), (496, 426945), (620, 341556), (744, 284630), (930, 227704), (1240, 170778), (1488, 142315), (1860, 113852), (2480, 85389), (3720, 56926), (7440, 28463)]