128749600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 364851648

約数和(自身を除く): 236102048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 83, 100, 112, 140, 160, 166, 175, 200, 224, 277, 280, 332, 350, 400, 415, 554, 560, 581, 664, 700, 800, 830, 1108, 1120, 1162, 1328, 1385, 1400, 1660, 1939, 2075, 2216, 2324, 2656, 2770, 2800, 2905, 3320, 3878, 4150, 4432, 4648, 5540, 5600, 5810, 6640, 6925, 7756, 8300, 8864, 9296, 9695, 11080, 11620, 13280, 13850, 14525, 15512, 16600, 18592, 19390, 22160, 22991, 23240, 27700, 29050, 31024, 33200, 38780, 44320, 45982, 46480, 48475, 55400, 58100, 62048, 66400, 77560, 91964, 92960, 96950, 110800, 114955, 116200, 155120, 160937, 183928, 193900, 221600, 229910, 232400, 310240, 321874, 367856, 387800, 459820, 464800, 574775, 643748, 735712, 775600, 804685, 919640, 1149550, 1287496, 1551200, 1609370, 1839280, 2299100, 2574992, 3218740, 3678560, 4023425, 4598200, 5149984, 6437480, 8046850, 9196400, 12874960, 16093700, 18392800, 25749920, 32187400, 64374800, 128749600]

約数ペア:

[(1, 128749600), (2, 64374800), (4, 32187400), (5, 25749920), (7, 18392800), (8, 16093700), (10, 12874960), (14, 9196400), (16, 8046850), (20, 6437480), (25, 5149984), (28, 4598200), (32, 4023425), (35, 3678560), (40, 3218740), (50, 2574992), (56, 2299100), (70, 1839280), (80, 1609370), (83, 1551200), (100, 1287496), (112, 1149550), (140, 919640), (160, 804685), (166, 775600), (175, 735712), (200, 643748), (224, 574775), (277, 464800), (280, 459820), (332, 387800), (350, 367856), (400, 321874), (415, 310240), (554, 232400), (560, 229910), (581, 221600), (664, 193900), (700, 183928), (800, 160937), (830, 155120), (1108, 116200), (1120, 114955), (1162, 110800), (1328, 96950), (1385, 92960), (1400, 91964), (1660, 77560), (1939, 66400), (2075, 62048), (2216, 58100), (2324, 55400), (2656, 48475), (2770, 46480), (2800, 45982), (2905, 44320), (3320, 38780), (3878, 33200), (4150, 31024), (4432, 29050), (4648, 27700), (5540, 23240), (5600, 22991), (5810, 22160), (6640, 19390), (6925, 18592), (7756, 16600), (8300, 15512), (8864, 14525), (9296, 13850), (9695, 13280), (11080, 11620)]