86380020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:843

約数の個数: 120

約数和(自身を含む): 275159808

約数和(自身を除く): 188779788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 270, 284, 324, 355, 405, 426, 540, 639, 710, 751, 810, 852, 1065, 1278, 1420, 1502, 1620, 1917, 2130, 2253, 2556, 3004, 3195, 3755, 3834, 4260, 4506, 5751, 6390, 6759, 7510, 7668, 9012, 9585, 11265, 11502, 12780, 13518, 15020, 19170, 20277, 22530, 23004, 27036, 28755, 33795, 38340, 40554, 45060, 53321, 57510, 60831, 67590, 81108, 101385, 106642, 115020, 121662, 135180, 159963, 202770, 213284, 243324, 266605, 304155, 319926, 405540, 479889, 533210, 608310, 639852, 799815, 959778, 1066420, 1216620, 1439667, 1599630, 1919556, 2399445, 2879334, 3199260, 4319001, 4798890, 5758668, 7198335, 8638002, 9597780, 14396670, 17276004, 21595005, 28793340, 43190010, 86380020]

約数ペア:

[(1, 86380020), (2, 43190010), (3, 28793340), (4, 21595005), (5, 17276004), (6, 14396670), (9, 9597780), (10, 8638002), (12, 7198335), (15, 5758668), (18, 4798890), (20, 4319001), (27, 3199260), (30, 2879334), (36, 2399445), (45, 1919556), (54, 1599630), (60, 1439667), (71, 1216620), (81, 1066420), (90, 959778), (108, 799815), (135, 639852), (142, 608310), (162, 533210), (180, 479889), (213, 405540), (270, 319926), (284, 304155), (324, 266605), (355, 243324), (405, 213284), (426, 202770), (540, 159963), (639, 135180), (710, 121662), (751, 115020), (810, 106642), (852, 101385), (1065, 81108), (1278, 67590), (1420, 60831), (1502, 57510), (1620, 53321), (1917, 45060), (2130, 40554), (2253, 38340), (2556, 33795), (3004, 28755), (3195, 27036), (3755, 23004), (3834, 22530), (4260, 20277), (4506, 19170), (5751, 15020), (6390, 13518), (6759, 12780), (7510, 11502), (7668, 11265), (9012, 9585)]