1490751420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{3391}}^1$

素因数の和:3851

約数の個数: 96

約数和(自身を含む): 4431200256

約数和(自身を除く): 2940448836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 431, 510, 862, 1020, 1293, 1724, 2155, 2586, 3391, 4310, 5172, 6465, 6782, 7327, 8620, 10173, 12930, 13564, 14654, 16955, 20346, 21981, 25860, 29308, 33910, 36635, 40692, 43962, 50865, 57647, 67820, 73270, 87924, 101730, 109905, 115294, 146540, 172941, 203460, 219810, 230588, 288235, 345882, 439620, 576470, 691764, 864705, 1152940, 1461521, 1729410, 2923042, 3458820, 4384563, 5846084, 7307605, 8769126, 14615210, 17538252, 21922815, 24845857, 29230420, 43845630, 49691714, 74537571, 87691260, 99383428, 124229285, 149075142, 248458570, 298150284, 372687855, 496917140, 745375710, 1490751420]

約数ペア:

[(1, 1490751420), (2, 745375710), (3, 496917140), (4, 372687855), (5, 298150284), (6, 248458570), (10, 149075142), (12, 124229285), (15, 99383428), (17, 87691260), (20, 74537571), (30, 49691714), (34, 43845630), (51, 29230420), (60, 24845857), (68, 21922815), (85, 17538252), (102, 14615210), (170, 8769126), (204, 7307605), (255, 5846084), (340, 4384563), (431, 3458820), (510, 2923042), (862, 1729410), (1020, 1461521), (1293, 1152940), (1724, 864705), (2155, 691764), (2586, 576470), (3391, 439620), (4310, 345882), (5172, 288235), (6465, 230588), (6782, 219810), (7327, 203460), (8620, 172941), (10173, 146540), (12930, 115294), (13564, 109905), (14654, 101730), (16955, 87924), (20346, 73270), (21981, 67820), (25860, 57647), (29308, 50865), (33910, 43962), (36635, 40692)]