257872632

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{1129}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 668236800

約数和(自身を除く): 410364168

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 307, 372, 614, 744, 921, 1129, 1228, 1842, 2258, 2456, 3387, 3684, 4516, 6774, 7368, 9032, 9517, 13548, 19034, 27096, 28551, 34999, 38068, 57102, 69998, 76136, 104997, 114204, 139996, 209994, 228408, 279992, 346603, 419988, 693206, 839976, 1039809, 1386412, 2079618, 2772824, 4159236, 8318472, 10744693, 21489386, 32234079, 42978772, 64468158, 85957544, 128936316, 257872632]

約数ペア:

[(1, 257872632), (2, 128936316), (3, 85957544), (4, 64468158), (6, 42978772), (8, 32234079), (12, 21489386), (24, 10744693), (31, 8318472), (62, 4159236), (93, 2772824), (124, 2079618), (186, 1386412), (248, 1039809), (307, 839976), (372, 693206), (614, 419988), (744, 346603), (921, 279992), (1129, 228408), (1228, 209994), (1842, 139996), (2258, 114204), (2456, 104997), (3387, 76136), (3684, 69998), (4516, 57102), (6774, 38068), (7368, 34999), (9032, 28551), (9517, 27096), (13548, 19034)]