77868540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:769

約数の個数: 120

約数和(自身を含む): 248082912

約数和(自身を除く): 170214372

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, 677, 710, 810, 852, 1065, 1278, 1354, 1420, 1620, 1917, 2031, 2130, 2556, 2708, 3195, 3385, 3834, 4062, 4260, 5751, 6093, 6390, 6770, 7668, 8124, 9585, 10155, 11502, 12186, 12780, 13540, 18279, 19170, 20310, 23004, 24372, 28755, 30465, 36558, 38340, 40620, 48067, 54837, 57510, 60930, 73116, 91395, 96134, 109674, 115020, 121860, 144201, 182790, 192268, 219348, 240335, 274185, 288402, 365580, 432603, 480670, 548370, 576804, 721005, 865206, 961340, 1096740, 1297809, 1442010, 1730412, 2163015, 2595618, 2884020, 3893427, 4326030, 5191236, 6489045, 7786854, 8652060, 12978090, 15573708, 19467135, 25956180, 38934270, 77868540]

約数ペア:

[(1, 77868540), (2, 38934270), (3, 25956180), (4, 19467135), (5, 15573708), (6, 12978090), (9, 8652060), (10, 7786854), (12, 6489045), (15, 5191236), (18, 4326030), (20, 3893427), (27, 2884020), (30, 2595618), (36, 2163015), (45, 1730412), (54, 1442010), (60, 1297809), (71, 1096740), (81, 961340), (90, 865206), (108, 721005), (135, 576804), (142, 548370), (162, 480670), (180, 432603), (213, 365580), (270, 288402), (284, 274185), (324, 240335), (355, 219348), (405, 192268), (426, 182790), (540, 144201), (639, 121860), (677, 115020), (710, 109674), (810, 96134), (852, 91395), (1065, 73116), (1278, 60930), (1354, 57510), (1420, 54837), (1620, 48067), (1917, 40620), (2031, 38340), (2130, 36558), (2556, 30465), (2708, 28755), (3195, 24372), (3385, 23004), (3834, 20310), (4062, 19170), (4260, 18279), (5751, 13540), (6093, 12780), (6390, 12186), (6770, 11502), (7668, 10155), (8124, 9585)]