18152910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:399

約数の個数: 80

約数和(自身を含む): 49640976

約数和(自身を除く): 31488066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 81, 90, 135, 146, 162, 219, 270, 307, 365, 405, 438, 614, 657, 730, 810, 921, 1095, 1314, 1535, 1842, 1971, 2190, 2763, 3070, 3285, 3942, 4605, 5526, 5913, 6570, 8289, 9210, 9855, 11826, 13815, 16578, 19710, 22411, 24867, 27630, 29565, 41445, 44822, 49734, 59130, 67233, 82890, 112055, 124335, 134466, 201699, 224110, 248670, 336165, 403398, 605097, 672330, 1008495, 1210194, 1815291, 2016990, 3025485, 3630582, 6050970, 9076455, 18152910]

約数ペア:

[(1, 18152910), (2, 9076455), (3, 6050970), (5, 3630582), (6, 3025485), (9, 2016990), (10, 1815291), (15, 1210194), (18, 1008495), (27, 672330), (30, 605097), (45, 403398), (54, 336165), (73, 248670), (81, 224110), (90, 201699), (135, 134466), (146, 124335), (162, 112055), (219, 82890), (270, 67233), (307, 59130), (365, 49734), (405, 44822), (438, 41445), (614, 29565), (657, 27630), (730, 24867), (810, 22411), (921, 19710), (1095, 16578), (1314, 13815), (1535, 11826), (1842, 9855), (1971, 9210), (2190, 8289), (2763, 6570), (3070, 5913), (3285, 5526), (3942, 4605)]