18876120720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2537113}}^1$

素因数の和:2537160

約数の個数: 80

約数和(自身を含む): 60403610112

約数和(自身を除く): 41527489392

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, 2537113, 5074226, 7611339, 10148452, 12685565, 15222678, 20296904, 25371130, 30445356, 38056695, 40593808, 50742260, 60890712, 76113390, 78650503, 101484520, 121781424, 152226780, 157301006, 202969040, 235951509, 304453560, 314602012, 393252515, 471903018, 608907120, 629204024, 786505030, 943806036, 1179757545, 1258408048, 1573010060, 1887612072, 2359515090, 3146020120, 3775224144, 4719030180, 6292040240, 9438060360, 18876120720]

約数ペア:

[(1, 18876120720), (2, 9438060360), (3, 6292040240), (4, 4719030180), (5, 3775224144), (6, 3146020120), (8, 2359515090), (10, 1887612072), (12, 1573010060), (15, 1258408048), (16, 1179757545), (20, 943806036), (24, 786505030), (30, 629204024), (31, 608907120), (40, 471903018), (48, 393252515), (60, 314602012), (62, 304453560), (80, 235951509), (93, 202969040), (120, 157301006), (124, 152226780), (155, 121781424), (186, 101484520), (240, 78650503), (248, 76113390), (310, 60890712), (372, 50742260), (465, 40593808), (496, 38056695), (620, 30445356), (744, 25371130), (930, 20296904), (1240, 15222678), (1488, 12685565), (1860, 10148452), (2480, 7611339), (3720, 5074226), (7440, 2537113)]