8734440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 30844800

約数和(自身を除く): 22110360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 509, 520, 572, 660, 715, 780, 858, 1018, 1144, 1320, 1430, 1527, 1560, 1716, 2036, 2145, 2545, 2860, 3054, 3432, 4072, 4290, 5090, 5599, 5720, 6108, 6617, 7635, 8580, 10180, 11198, 12216, 13234, 15270, 16797, 17160, 19851, 20360, 22396, 26468, 27995, 30540, 33085, 33594, 39702, 44792, 52936, 55990, 61080, 66170, 67188, 72787, 79404, 83985, 99255, 111980, 132340, 134376, 145574, 158808, 167970, 198510, 218361, 223960, 264680, 291148, 335940, 363935, 397020, 436722, 582296, 671880, 727870, 794040, 873444, 1091805, 1455740, 1746888, 2183610, 2911480, 4367220, 8734440]

約数ペア:

[(1, 8734440), (2, 4367220), (3, 2911480), (4, 2183610), (5, 1746888), (6, 1455740), (8, 1091805), (10, 873444), (11, 794040), (12, 727870), (13, 671880), (15, 582296), (20, 436722), (22, 397020), (24, 363935), (26, 335940), (30, 291148), (33, 264680), (39, 223960), (40, 218361), (44, 198510), (52, 167970), (55, 158808), (60, 145574), (65, 134376), (66, 132340), (78, 111980), (88, 99255), (104, 83985), (110, 79404), (120, 72787), (130, 67188), (132, 66170), (143, 61080), (156, 55990), (165, 52936), (195, 44792), (220, 39702), (260, 33594), (264, 33085), (286, 30540), (312, 27995), (330, 26468), (390, 22396), (429, 20360), (440, 19851), (509, 17160), (520, 16797), (572, 15270), (660, 13234), (715, 12216), (780, 11198), (858, 10180), (1018, 8580), (1144, 7635), (1320, 6617), (1430, 6108), (1527, 5720), (1560, 5599), (1716, 5090), (2036, 4290), (2145, 4072), (2545, 3432), (2860, 3054)]