57408880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 141955200

約数和(自身を除く): 84546320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 179, 190, 211, 304, 358, 380, 422, 716, 760, 844, 895, 1055, 1432, 1520, 1688, 1790, 2110, 2864, 3376, 3401, 3580, 4009, 4220, 6802, 7160, 8018, 8440, 13604, 14320, 16036, 16880, 17005, 20045, 27208, 32072, 34010, 37769, 40090, 54416, 64144, 68020, 75538, 80180, 136040, 151076, 160360, 188845, 272080, 302152, 320720, 377690, 604304, 717611, 755380, 1435222, 1510760, 2870444, 3021520, 3588055, 5740888, 7176110, 11481776, 14352220, 28704440, 57408880]

約数ペア:

[(1, 57408880), (2, 28704440), (4, 14352220), (5, 11481776), (8, 7176110), (10, 5740888), (16, 3588055), (19, 3021520), (20, 2870444), (38, 1510760), (40, 1435222), (76, 755380), (80, 717611), (95, 604304), (152, 377690), (179, 320720), (190, 302152), (211, 272080), (304, 188845), (358, 160360), (380, 151076), (422, 136040), (716, 80180), (760, 75538), (844, 68020), (895, 64144), (1055, 54416), (1432, 40090), (1520, 37769), (1688, 34010), (1790, 32072), (2110, 27208), (2864, 20045), (3376, 17005), (3401, 16880), (3580, 16036), (4009, 14320), (4220, 13604), (6802, 8440), (7160, 8018)]