72146800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:911

約数の個数: 120

約数和(自身を含む): 199272960

約数和(自身を除く): 127126160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 176, 190, 200, 209, 220, 275, 304, 380, 400, 418, 440, 475, 550, 760, 836, 863, 880, 950, 1045, 1100, 1520, 1672, 1726, 1900, 2090, 2200, 3344, 3452, 3800, 4180, 4315, 4400, 5225, 6904, 7600, 8360, 8630, 9493, 10450, 13808, 16397, 16720, 17260, 18986, 20900, 21575, 32794, 34520, 37972, 41800, 43150, 47465, 65588, 69040, 75944, 81985, 83600, 86300, 94930, 131176, 151888, 163970, 172600, 180367, 189860, 237325, 262352, 327940, 345200, 360734, 379720, 409925, 474650, 655880, 721468, 759440, 819850, 901835, 949300, 1311760, 1442936, 1639700, 1803670, 1898600, 2885872, 3279400, 3607340, 3797200, 4509175, 6558800, 7214680, 9018350, 14429360, 18036700, 36073400, 72146800]

約数ペア:

[(1, 72146800), (2, 36073400), (4, 18036700), (5, 14429360), (8, 9018350), (10, 7214680), (11, 6558800), (16, 4509175), (19, 3797200), (20, 3607340), (22, 3279400), (25, 2885872), (38, 1898600), (40, 1803670), (44, 1639700), (50, 1442936), (55, 1311760), (76, 949300), (80, 901835), (88, 819850), (95, 759440), (100, 721468), (110, 655880), (152, 474650), (176, 409925), (190, 379720), (200, 360734), (209, 345200), (220, 327940), (275, 262352), (304, 237325), (380, 189860), (400, 180367), (418, 172600), (440, 163970), (475, 151888), (550, 131176), (760, 94930), (836, 86300), (863, 83600), (880, 81985), (950, 75944), (1045, 69040), (1100, 65588), (1520, 47465), (1672, 43150), (1726, 41800), (1900, 37972), (2090, 34520), (2200, 32794), (3344, 21575), (3452, 20900), (3800, 18986), (4180, 17260), (4315, 16720), (4400, 16397), (5225, 13808), (6904, 10450), (7600, 9493), (8360, 8630)]