279968370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{2137}}^1$

素因数の和:2555

約数の個数: 64

約数和(自身を含む): 735198336

約数和(自身を除く): 455229966

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 397, 794, 1191, 1985, 2137, 2382, 3970, 4274, 4367, 5955, 6411, 8734, 10685, 11910, 12822, 13101, 21370, 21835, 23507, 26202, 32055, 43670, 47014, 64110, 65505, 70521, 117535, 131010, 141042, 235070, 352605, 705210, 848389, 1696778, 2545167, 4241945, 5090334, 8483890, 9332279, 12725835, 18664558, 25451670, 27996837, 46661395, 55993674, 93322790, 139984185, 279968370]

約数ペア:

[(1, 279968370), (2, 139984185), (3, 93322790), (5, 55993674), (6, 46661395), (10, 27996837), (11, 25451670), (15, 18664558), (22, 12725835), (30, 9332279), (33, 8483890), (55, 5090334), (66, 4241945), (110, 2545167), (165, 1696778), (330, 848389), (397, 705210), (794, 352605), (1191, 235070), (1985, 141042), (2137, 131010), (2382, 117535), (3970, 70521), (4274, 65505), (4367, 64110), (5955, 47014), (6411, 43670), (8734, 32055), (10685, 26202), (11910, 23507), (12822, 21835), (13101, 21370)]