428185520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5749}}^1$

素因数の和:5795

約数の個数: 120

約数和(自身を含む): 1219230000

約数和(自身を除く): 791044480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4655, 5320, 5749, 7448, 9310, 10640, 11498, 14896, 18620, 22996, 28745, 37240, 40243, 45992, 57490, 74480, 80486, 91984, 109231, 114980, 160972, 201215, 218462, 229960, 281701, 321944, 402430, 436924, 459920, 546155, 563402, 643888, 764617, 804860, 873848, 1092310, 1126804, 1408505, 1529234, 1609720, 1747696, 2184620, 2253608, 2817010, 3058468, 3219440, 3823085, 4369240, 4507216, 5352319, 5634020, 6116936, 7646170, 8738480, 10704638, 11268040, 12233872, 15292340, 21409276, 22536080, 26761595, 30584680, 42818552, 53523190, 61169360, 85637104, 107046380, 214092760, 428185520]

約数ペア:

[(1, 428185520), (2, 214092760), (4, 107046380), (5, 85637104), (7, 61169360), (8, 53523190), (10, 42818552), (14, 30584680), (16, 26761595), (19, 22536080), (20, 21409276), (28, 15292340), (35, 12233872), (38, 11268040), (40, 10704638), (49, 8738480), (56, 7646170), (70, 6116936), (76, 5634020), (80, 5352319), (95, 4507216), (98, 4369240), (112, 3823085), (133, 3219440), (140, 3058468), (152, 2817010), (190, 2253608), (196, 2184620), (245, 1747696), (266, 1609720), (280, 1529234), (304, 1408505), (380, 1126804), (392, 1092310), (490, 873848), (532, 804860), (560, 764617), (665, 643888), (760, 563402), (784, 546155), (931, 459920), (980, 436924), (1064, 402430), (1330, 321944), (1520, 281701), (1862, 229960), (1960, 218462), (2128, 201215), (2660, 160972), (3724, 114980), (3920, 109231), (4655, 91984), (5320, 80486), (5749, 74480), (7448, 57490), (9310, 45992), (10640, 40243), (11498, 37240), (14896, 28745), (18620, 22996)]