8278315960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{523}}^1$

素因数の和:965

約数の個数: 128

約数和(自身を含む): 20033568000

約数和(自身を除く): 11755252040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 353, 380, 472, 523, 590, 706, 760, 1046, 1121, 1180, 1412, 1765, 2092, 2242, 2360, 2615, 2824, 3530, 4184, 4484, 5230, 5605, 6707, 7060, 8968, 9937, 10460, 11210, 13414, 14120, 19874, 20827, 20920, 22420, 26828, 30857, 33535, 39748, 41654, 44840, 49685, 53656, 61714, 67070, 79496, 83308, 99370, 104135, 123428, 134140, 154285, 166616, 184619, 198740, 208270, 246856, 268280, 308570, 369238, 395713, 397480, 416540, 586283, 617140, 738476, 791426, 833080, 923095, 1172566, 1234280, 1476952, 1582852, 1846190, 1978565, 2345132, 2931415, 3165704, 3507761, 3692380, 3957130, 4690264, 5862830, 7015522, 7384760, 7914260, 10892521, 11725660, 14031044, 15828520, 17538805, 21785042, 23451320, 28062088, 35077610, 43570084, 54462605, 70155220, 87140168, 108925210, 140310440, 206957899, 217850420, 413915798, 435700840, 827831596, 1034789495, 1655663192, 2069578990, 4139157980, 8278315960]

約数ペア:

[(1, 8278315960), (2, 4139157980), (4, 2069578990), (5, 1655663192), (8, 1034789495), (10, 827831596), (19, 435700840), (20, 413915798), (38, 217850420), (40, 206957899), (59, 140310440), (76, 108925210), (95, 87140168), (118, 70155220), (152, 54462605), (190, 43570084), (236, 35077610), (295, 28062088), (353, 23451320), (380, 21785042), (472, 17538805), (523, 15828520), (590, 14031044), (706, 11725660), (760, 10892521), (1046, 7914260), (1121, 7384760), (1180, 7015522), (1412, 5862830), (1765, 4690264), (2092, 3957130), (2242, 3692380), (2360, 3507761), (2615, 3165704), (2824, 2931415), (3530, 2345132), (4184, 1978565), (4484, 1846190), (5230, 1582852), (5605, 1476952), (6707, 1234280), (7060, 1172566), (8968, 923095), (9937, 833080), (10460, 791426), (11210, 738476), (13414, 617140), (14120, 586283), (19874, 416540), (20827, 397480), (20920, 395713), (22420, 369238), (26828, 308570), (30857, 268280), (33535, 246856), (39748, 208270), (41654, 198740), (44840, 184619), (49685, 166616), (53656, 154285), (61714, 134140), (67070, 123428), (79496, 104135), (83308, 99370)]