489374480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{11971}}^1$

素因数の和:12064

約数の個数: 80

約数和(自身を含む): 1318260864

約数和(自身を除く): 828886384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 8176, 10220, 11971, 20440, 23942, 40880, 47884, 59855, 83797, 95768, 119710, 167594, 191536, 239420, 335188, 418985, 478840, 670376, 837970, 873883, 957680, 1340752, 1675940, 1747766, 3351880, 3495532, 4369415, 6117181, 6703760, 6991064, 8738830, 12234362, 13982128, 17477660, 24468724, 30585905, 34955320, 48937448, 61171810, 69910640, 97874896, 122343620, 244687240, 489374480]

約数ペア:

[(1, 489374480), (2, 244687240), (4, 122343620), (5, 97874896), (7, 69910640), (8, 61171810), (10, 48937448), (14, 34955320), (16, 30585905), (20, 24468724), (28, 17477660), (35, 13982128), (40, 12234362), (56, 8738830), (70, 6991064), (73, 6703760), (80, 6117181), (112, 4369415), (140, 3495532), (146, 3351880), (280, 1747766), (292, 1675940), (365, 1340752), (511, 957680), (560, 873883), (584, 837970), (730, 670376), (1022, 478840), (1168, 418985), (1460, 335188), (2044, 239420), (2555, 191536), (2920, 167594), (4088, 119710), (5110, 95768), (5840, 83797), (8176, 59855), (10220, 47884), (11971, 40880), (20440, 23942)]