78475260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1361}}^1$

素因数の和:1435

約数の個数: 72

約数和(自身を含む): 227214288

約数和(自身を除く): 148739028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1361, 1860, 1922, 2722, 2883, 3844, 4083, 4805, 5444, 5766, 6805, 8166, 9610, 11532, 13610, 14415, 16332, 19220, 20415, 27220, 28830, 40830, 42191, 57660, 81660, 84382, 126573, 168764, 210955, 253146, 421910, 506292, 632865, 843820, 1265730, 1307921, 2531460, 2615842, 3923763, 5231684, 6539605, 7847526, 13079210, 15695052, 19618815, 26158420, 39237630, 78475260]

約数ペア:

[(1, 78475260), (2, 39237630), (3, 26158420), (4, 19618815), (5, 15695052), (6, 13079210), (10, 7847526), (12, 6539605), (15, 5231684), (20, 3923763), (30, 2615842), (31, 2531460), (60, 1307921), (62, 1265730), (93, 843820), (124, 632865), (155, 506292), (186, 421910), (310, 253146), (372, 210955), (465, 168764), (620, 126573), (930, 84382), (961, 81660), (1361, 57660), (1860, 42191), (1922, 40830), (2722, 28830), (2883, 27220), (3844, 20415), (4083, 19220), (4805, 16332), (5444, 14415), (5766, 13610), (6805, 11532), (8166, 9610)]