123380480

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2351}}^1$

素因数の和:2413

約数の個数: 72

約数和(自身を含む): 302871744

約数和(自身を除く): 179491264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 2351, 2624, 3280, 4702, 5248, 6560, 9404, 10496, 11755, 13120, 18808, 23510, 26240, 37616, 47020, 52480, 75232, 94040, 96391, 150464, 188080, 192782, 300928, 376160, 385564, 481955, 601856, 752320, 771128, 963910, 1504640, 1542256, 1927820, 3009280, 3084512, 3855640, 6169024, 7711280, 12338048, 15422560, 24676096, 30845120, 61690240, 123380480]

約数ペア:

[(1, 123380480), (2, 61690240), (4, 30845120), (5, 24676096), (8, 15422560), (10, 12338048), (16, 7711280), (20, 6169024), (32, 3855640), (40, 3084512), (41, 3009280), (64, 1927820), (80, 1542256), (82, 1504640), (128, 963910), (160, 771128), (164, 752320), (205, 601856), (256, 481955), (320, 385564), (328, 376160), (410, 300928), (640, 192782), (656, 188080), (820, 150464), (1280, 96391), (1312, 94040), (1640, 75232), (2351, 52480), (2624, 47020), (3280, 37616), (4702, 26240), (5248, 23510), (6560, 18808), (9404, 13120), (10496, 11755)]