27989010

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 59102190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 59, 63, 70, 90, 105, 118, 126, 135, 177, 189, 210, 251, 270, 295, 315, 354, 378, 413, 502, 531, 590, 630, 753, 826, 885, 945, 1062, 1239, 1255, 1506, 1593, 1757, 1770, 1890, 2065, 2259, 2478, 2510, 2655, 3186, 3514, 3717, 3765, 4130, 4518, 5271, 5310, 6195, 6777, 7434, 7530, 7965, 8785, 10542, 11151, 11295, 12390, 13554, 14809, 15813, 15930, 17570, 18585, 22302, 22590, 26355, 29618, 31626, 33885, 37170, 44427, 47439, 52710, 55755, 67770, 74045, 79065, 88854, 94878, 103663, 111510, 133281, 148090, 158130, 207326, 222135, 237195, 266562, 310989, 399843, 444270, 474390, 518315, 621978, 666405, 799686, 932967, 1036630, 1332810, 1554945, 1865934, 1999215, 2798901, 3109890, 3998430, 4664835, 5597802, 9329670, 13994505, 27989010]

約数ペア:

[(1, 27989010), (2, 13994505), (3, 9329670), (5, 5597802), (6, 4664835), (7, 3998430), (9, 3109890), (10, 2798901), (14, 1999215), (15, 1865934), (18, 1554945), (21, 1332810), (27, 1036630), (30, 932967), (35, 799686), (42, 666405), (45, 621978), (54, 518315), (59, 474390), (63, 444270), (70, 399843), (90, 310989), (105, 266562), (118, 237195), (126, 222135), (135, 207326), (177, 158130), (189, 148090), (210, 133281), (251, 111510), (270, 103663), (295, 94878), (315, 88854), (354, 79065), (378, 74045), (413, 67770), (502, 55755), (531, 52710), (590, 47439), (630, 44427), (753, 37170), (826, 33885), (885, 31626), (945, 29618), (1062, 26355), (1239, 22590), (1255, 22302), (1506, 18585), (1593, 17570), (1757, 15930), (1770, 15813), (1890, 14809), (2065, 13554), (2259, 12390), (2478, 11295), (2510, 11151), (2655, 10542), (3186, 8785), (3514, 7965), (3717, 7530), (3765, 7434), (4130, 6777), (4518, 6195), (5271, 5310)]