61164880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 163560960

約数和(自身を除く): 102396080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 239, 280, 457, 478, 560, 914, 956, 1195, 1673, 1828, 1912, 2285, 2390, 3199, 3346, 3656, 3824, 4570, 4780, 6398, 6692, 7312, 8365, 9140, 9560, 12796, 13384, 15995, 16730, 18280, 19120, 25592, 26768, 31990, 33460, 36560, 51184, 63980, 66920, 109223, 127960, 133840, 218446, 255920, 436892, 546115, 764561, 873784, 1092230, 1529122, 1747568, 2184460, 3058244, 3822805, 4368920, 6116488, 7645610, 8737840, 12232976, 15291220, 30582440, 61164880]

約数ペア:

[(1, 61164880), (2, 30582440), (4, 15291220), (5, 12232976), (7, 8737840), (8, 7645610), (10, 6116488), (14, 4368920), (16, 3822805), (20, 3058244), (28, 2184460), (35, 1747568), (40, 1529122), (56, 1092230), (70, 873784), (80, 764561), (112, 546115), (140, 436892), (239, 255920), (280, 218446), (457, 133840), (478, 127960), (560, 109223), (914, 66920), (956, 63980), (1195, 51184), (1673, 36560), (1828, 33460), (1912, 31990), (2285, 26768), (2390, 25592), (3199, 19120), (3346, 18280), (3656, 16730), (3824, 15995), (4570, 13384), (4780, 12796), (6398, 9560), (6692, 9140), (7312, 8365)]