318197640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3719}}^1$

素因数の和:3787

約数の個数: 128

約数和(自身を含む): 1028505600

約数和(自身を除く): 710307960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2852, 3565, 3719, 3720, 4278, 5704, 7130, 7438, 8556, 10695, 11157, 14260, 14876, 17112, 18595, 21390, 22314, 28520, 29752, 37190, 42780, 44628, 55785, 74380, 85537, 85560, 89256, 111570, 115289, 148760, 171074, 223140, 230578, 256611, 342148, 345867, 427685, 446280, 461156, 513222, 576445, 684296, 691734, 855370, 922312, 1026444, 1152890, 1283055, 1383468, 1710740, 1729335, 2052888, 2305780, 2566110, 2651647, 2766936, 3421480, 3458670, 4611560, 5132220, 5303294, 6917340, 7954941, 10264440, 10606588, 13258235, 13834680, 15909882, 21213176, 26516470, 31819764, 39774705, 53032940, 63639528, 79549410, 106065880, 159098820, 318197640]

約数ペア:

[(1, 318197640), (2, 159098820), (3, 106065880), (4, 79549410), (5, 63639528), (6, 53032940), (8, 39774705), (10, 31819764), (12, 26516470), (15, 21213176), (20, 15909882), (23, 13834680), (24, 13258235), (30, 10606588), (31, 10264440), (40, 7954941), (46, 6917340), (60, 5303294), (62, 5132220), (69, 4611560), (92, 3458670), (93, 3421480), (115, 2766936), (120, 2651647), (124, 2566110), (138, 2305780), (155, 2052888), (184, 1729335), (186, 1710740), (230, 1383468), (248, 1283055), (276, 1152890), (310, 1026444), (345, 922312), (372, 855370), (460, 691734), (465, 684296), (552, 576445), (620, 513222), (690, 461156), (713, 446280), (744, 427685), (920, 345867), (930, 342148), (1240, 256611), (1380, 230578), (1426, 223140), (1860, 171074), (2139, 148760), (2760, 115289), (2852, 111570), (3565, 89256), (3719, 85560), (3720, 85537), (4278, 74380), (5704, 55785), (7130, 44628), (7438, 42780), (8556, 37190), (10695, 29752), (11157, 28520), (14260, 22314), (14876, 21390), (17112, 18595)]