18090360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 60727680

約数和(自身を除く): 42637320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1621, 1860, 2232, 2790, 3242, 3720, 4863, 5580, 6484, 8105, 9726, 11160, 12968, 14589, 16210, 19452, 24315, 29178, 32420, 38904, 48630, 50251, 58356, 64840, 72945, 97260, 100502, 116712, 145890, 150753, 194520, 201004, 251255, 291780, 301506, 402008, 452259, 502510, 583560, 603012, 753765, 904518, 1005020, 1206024, 1507530, 1809036, 2010040, 2261295, 3015060, 3618072, 4522590, 6030120, 9045180, 18090360]

約数ペア:

[(1, 18090360), (2, 9045180), (3, 6030120), (4, 4522590), (5, 3618072), (6, 3015060), (8, 2261295), (9, 2010040), (10, 1809036), (12, 1507530), (15, 1206024), (18, 1005020), (20, 904518), (24, 753765), (30, 603012), (31, 583560), (36, 502510), (40, 452259), (45, 402008), (60, 301506), (62, 291780), (72, 251255), (90, 201004), (93, 194520), (120, 150753), (124, 145890), (155, 116712), (180, 100502), (186, 97260), (248, 72945), (279, 64840), (310, 58356), (360, 50251), (372, 48630), (465, 38904), (558, 32420), (620, 29178), (744, 24315), (930, 19452), (1116, 16210), (1240, 14589), (1395, 12968), (1621, 11160), (1860, 9726), (2232, 8105), (2790, 6484), (3242, 5580), (3720, 4863)]