20131320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 66977280

約数和(自身を除く): 46845960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 101, 110, 120, 132, 151, 165, 202, 220, 264, 302, 303, 330, 404, 440, 453, 505, 604, 606, 660, 755, 808, 906, 1010, 1111, 1208, 1212, 1320, 1510, 1515, 1661, 1812, 2020, 2222, 2265, 2424, 3020, 3030, 3322, 3333, 3624, 4040, 4444, 4530, 4983, 5555, 6040, 6060, 6644, 6666, 8305, 8888, 9060, 9966, 11110, 12120, 13288, 13332, 15251, 16610, 16665, 18120, 19932, 22220, 24915, 26664, 30502, 33220, 33330, 39864, 44440, 45753, 49830, 61004, 66440, 66660, 76255, 91506, 99660, 122008, 133320, 152510, 167761, 183012, 199320, 228765, 305020, 335522, 366024, 457530, 503283, 610040, 671044, 838805, 915060, 1006566, 1342088, 1677610, 1830120, 2013132, 2516415, 3355220, 4026264, 5032830, 6710440, 10065660, 20131320]

約数ペア:

[(1, 20131320), (2, 10065660), (3, 6710440), (4, 5032830), (5, 4026264), (6, 3355220), (8, 2516415), (10, 2013132), (11, 1830120), (12, 1677610), (15, 1342088), (20, 1006566), (22, 915060), (24, 838805), (30, 671044), (33, 610040), (40, 503283), (44, 457530), (55, 366024), (60, 335522), (66, 305020), (88, 228765), (101, 199320), (110, 183012), (120, 167761), (132, 152510), (151, 133320), (165, 122008), (202, 99660), (220, 91506), (264, 76255), (302, 66660), (303, 66440), (330, 61004), (404, 49830), (440, 45753), (453, 44440), (505, 39864), (604, 33330), (606, 33220), (660, 30502), (755, 26664), (808, 24915), (906, 22220), (1010, 19932), (1111, 18120), (1208, 16665), (1212, 16610), (1320, 15251), (1510, 13332), (1515, 13288), (1661, 12120), (1812, 11110), (2020, 9966), (2222, 9060), (2265, 8888), (2424, 8305), (3020, 6666), (3030, 6644), (3322, 6060), (3333, 6040), (3624, 5555), (4040, 4983), (4444, 4530)]