320499858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 746496000

約数和(自身を除く): 425996142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 179, 267, 358, 479, 534, 537, 623, 958, 1074, 1246, 1253, 1437, 1869, 2506, 2874, 3353, 3738, 3759, 6706, 7518, 10059, 15931, 20118, 31862, 42631, 47793, 85262, 85741, 95586, 111517, 127893, 171482, 223034, 255786, 257223, 298417, 334551, 514446, 596834, 600187, 669102, 895251, 1200374, 1790502, 1800561, 3601122, 7630949, 15261898, 22892847, 45785694, 53416643, 106833286, 160249929, 320499858]

約数ペア:

[(1, 320499858), (2, 160249929), (3, 106833286), (6, 53416643), (7, 45785694), (14, 22892847), (21, 15261898), (42, 7630949), (89, 3601122), (178, 1800561), (179, 1790502), (267, 1200374), (358, 895251), (479, 669102), (534, 600187), (537, 596834), (623, 514446), (958, 334551), (1074, 298417), (1246, 257223), (1253, 255786), (1437, 223034), (1869, 171482), (2506, 127893), (2874, 111517), (3353, 95586), (3738, 85741), (3759, 85262), (6706, 47793), (7518, 42631), (10059, 31862), (15931, 20118)]