51143130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{617}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 137047680

約数和(自身を除く): 85904550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 307, 614, 617, 921, 1234, 1535, 1842, 1851, 2763, 3070, 3085, 3702, 4605, 5526, 5553, 6170, 8289, 9210, 9255, 11106, 13815, 16578, 16659, 18510, 27630, 27765, 33318, 41445, 55530, 82890, 83295, 166590, 189419, 378838, 568257, 947095, 1136514, 1704771, 1894190, 2841285, 3409542, 5114313, 5682570, 8523855, 10228626, 17047710, 25571565, 51143130]

約数ペア:

[(1, 51143130), (2, 25571565), (3, 17047710), (5, 10228626), (6, 8523855), (9, 5682570), (10, 5114313), (15, 3409542), (18, 2841285), (27, 1894190), (30, 1704771), (45, 1136514), (54, 947095), (90, 568257), (135, 378838), (270, 189419), (307, 166590), (614, 83295), (617, 82890), (921, 55530), (1234, 41445), (1535, 33318), (1842, 27765), (1851, 27630), (2763, 18510), (3070, 16659), (3085, 16578), (3702, 13815), (4605, 11106), (5526, 9255), (5553, 9210), (6170, 8289)]