126016880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1609}}^1$

素因数の和:1722

約数の個数: 80

約数和(自身を含む): 323416800

約数和(自身を除く): 197399920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 176, 178, 220, 356, 440, 445, 712, 880, 890, 979, 1424, 1609, 1780, 1958, 3218, 3560, 3916, 4895, 6436, 7120, 7832, 8045, 9790, 12872, 15664, 16090, 17699, 19580, 25744, 32180, 35398, 39160, 64360, 70796, 78320, 88495, 128720, 141592, 143201, 176990, 283184, 286402, 353980, 572804, 707960, 716005, 1145608, 1415920, 1432010, 1575211, 2291216, 2864020, 3150422, 5728040, 6300844, 7876055, 11456080, 12601688, 15752110, 25203376, 31504220, 63008440, 126016880]

約数ペア:

[(1, 126016880), (2, 63008440), (4, 31504220), (5, 25203376), (8, 15752110), (10, 12601688), (11, 11456080), (16, 7876055), (20, 6300844), (22, 5728040), (40, 3150422), (44, 2864020), (55, 2291216), (80, 1575211), (88, 1432010), (89, 1415920), (110, 1145608), (176, 716005), (178, 707960), (220, 572804), (356, 353980), (440, 286402), (445, 283184), (712, 176990), (880, 143201), (890, 141592), (979, 128720), (1424, 88495), (1609, 78320), (1780, 70796), (1958, 64360), (3218, 39160), (3560, 35398), (3916, 32180), (4895, 25744), (6436, 19580), (7120, 17699), (7832, 16090), (8045, 15664), (9790, 12872)]