81618120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1187}}^1$

素因数の和:1395

約数の個数: 96

約数和(自身を含む): 266872320

約数和(自身を除く): 185254200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 191, 360, 382, 573, 764, 955, 1146, 1187, 1528, 1719, 1910, 2292, 2374, 2865, 3438, 3561, 3820, 4584, 4748, 5730, 5935, 6876, 7122, 7640, 8595, 9496, 10683, 11460, 11870, 13752, 14244, 17190, 17805, 21366, 22920, 23740, 28488, 34380, 35610, 42732, 47480, 53415, 68760, 71220, 85464, 106830, 142440, 213660, 226717, 427320, 453434, 680151, 906868, 1133585, 1360302, 1813736, 2040453, 2267170, 2720604, 3400755, 4080906, 4534340, 5441208, 6801510, 8161812, 9068680, 10202265, 13603020, 16323624, 20404530, 27206040, 40809060, 81618120]

約数ペア:

[(1, 81618120), (2, 40809060), (3, 27206040), (4, 20404530), (5, 16323624), (6, 13603020), (8, 10202265), (9, 9068680), (10, 8161812), (12, 6801510), (15, 5441208), (18, 4534340), (20, 4080906), (24, 3400755), (30, 2720604), (36, 2267170), (40, 2040453), (45, 1813736), (60, 1360302), (72, 1133585), (90, 906868), (120, 680151), (180, 453434), (191, 427320), (360, 226717), (382, 213660), (573, 142440), (764, 106830), (955, 85464), (1146, 71220), (1187, 68760), (1528, 53415), (1719, 47480), (1910, 42732), (2292, 35610), (2374, 34380), (2865, 28488), (3438, 23740), (3561, 22920), (3820, 21366), (4584, 17805), (4748, 17190), (5730, 14244), (5935, 13752), (6876, 11870), (7122, 11460), (7640, 10683), (8595, 9496)]