81127710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1117}}^1$

素因数の和:1402

約数の個数: 64

約数和(自身を含む): 217339200

約数和(自身を除く): 136211490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 269, 270, 538, 807, 1117, 1345, 1614, 2234, 2421, 2690, 3351, 4035, 4842, 5585, 6702, 7263, 8070, 10053, 11170, 12105, 14526, 16755, 20106, 24210, 30159, 33510, 36315, 50265, 60318, 72630, 100530, 150795, 300473, 301590, 600946, 901419, 1502365, 1802838, 2704257, 3004730, 4507095, 5408514, 8112771, 9014190, 13521285, 16225542, 27042570, 40563855, 81127710]

約数ペア:

[(1, 81127710), (2, 40563855), (3, 27042570), (5, 16225542), (6, 13521285), (9, 9014190), (10, 8112771), (15, 5408514), (18, 4507095), (27, 3004730), (30, 2704257), (45, 1802838), (54, 1502365), (90, 901419), (135, 600946), (269, 301590), (270, 300473), (538, 150795), (807, 100530), (1117, 72630), (1345, 60318), (1614, 50265), (2234, 36315), (2421, 33510), (2690, 30159), (3351, 24210), (4035, 20106), (4842, 16755), (5585, 14526), (6702, 12105), (7263, 11170), (8070, 10053)]