67789960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1013}}^1$

素因数の和:1270

約数の個数: 64

約数和(自身を含む): 175219200

約数和(自身を除く): 107429240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 956, 1013, 1195, 1673, 1912, 2026, 2390, 3346, 4052, 4780, 5065, 6692, 7091, 8104, 8365, 9560, 10130, 13384, 14182, 16730, 20260, 28364, 33460, 35455, 40520, 56728, 66920, 70910, 141820, 242107, 283640, 484214, 968428, 1210535, 1694749, 1936856, 2421070, 3389498, 4842140, 6778996, 8473745, 9684280, 13557992, 16947490, 33894980, 67789960]

約数ペア:

[(1, 67789960), (2, 33894980), (4, 16947490), (5, 13557992), (7, 9684280), (8, 8473745), (10, 6778996), (14, 4842140), (20, 3389498), (28, 2421070), (35, 1936856), (40, 1694749), (56, 1210535), (70, 968428), (140, 484214), (239, 283640), (280, 242107), (478, 141820), (956, 70910), (1013, 66920), (1195, 56728), (1673, 40520), (1912, 35455), (2026, 33460), (2390, 28364), (3346, 20260), (4052, 16730), (4780, 14182), (5065, 13384), (6692, 10130), (7091, 9560), (8104, 8365)]