234520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:76

約数の個数: 64

約数和(自身を含む): 635040

約数和(自身を除く): 400520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 41, 44, 52, 55, 65, 82, 88, 104, 110, 130, 143, 164, 205, 220, 260, 286, 328, 410, 440, 451, 520, 533, 572, 715, 820, 902, 1066, 1144, 1430, 1640, 1804, 2132, 2255, 2665, 2860, 3608, 4264, 4510, 5330, 5720, 5863, 9020, 10660, 11726, 18040, 21320, 23452, 29315, 46904, 58630, 117260, 234520]

約数ペア:

[(1, 234520), (2, 117260), (4, 58630), (5, 46904), (8, 29315), (10, 23452), (11, 21320), (13, 18040), (20, 11726), (22, 10660), (26, 9020), (40, 5863), (41, 5720), (44, 5330), (52, 4510), (55, 4264), (65, 3608), (82, 2860), (88, 2665), (104, 2255), (110, 2132), (130, 1804), (143, 1640), (164, 1430), (205, 1144), (220, 1066), (260, 902), (286, 820), (328, 715), (410, 572), (440, 533), (451, 520)]