778828080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{2969}}^1$

素因数の和:4078

約数の個数: 80

約数和(自身を含む): 2417389920

約数和(自身を除く): 1638561840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1093, 2186, 2969, 3279, 4372, 5465, 5938, 6558, 8744, 8907, 10930, 11876, 13116, 14845, 16395, 17488, 17814, 21860, 23752, 26232, 29690, 32790, 35628, 43720, 44535, 47504, 52464, 59380, 65580, 71256, 87440, 89070, 118760, 131160, 142512, 178140, 237520, 262320, 356280, 712560, 3245117, 6490234, 9735351, 12980468, 16225585, 19470702, 25960936, 32451170, 38941404, 48676755, 51921872, 64902340, 77882808, 97353510, 129804680, 155765616, 194707020, 259609360, 389414040, 778828080]

約数ペア:

[(1, 778828080), (2, 389414040), (3, 259609360), (4, 194707020), (5, 155765616), (6, 129804680), (8, 97353510), (10, 77882808), (12, 64902340), (15, 51921872), (16, 48676755), (20, 38941404), (24, 32451170), (30, 25960936), (40, 19470702), (48, 16225585), (60, 12980468), (80, 9735351), (120, 6490234), (240, 3245117), (1093, 712560), (2186, 356280), (2969, 262320), (3279, 237520), (4372, 178140), (5465, 142512), (5938, 131160), (6558, 118760), (8744, 89070), (8907, 87440), (10930, 71256), (11876, 65580), (13116, 59380), (14845, 52464), (16395, 47504), (17488, 44535), (17814, 43720), (21860, 35628), (23752, 32790), (26232, 29690)]