91981680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{54751}}^1$

素因数の和:54774

約数の個数: 80

約数和(自身を含む): 325883904

約数和(自身を除く): 233902224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 54751, 109502, 164253, 219004, 273755, 328506, 383257, 438008, 547510, 657012, 766514, 821265, 876016, 1095020, 1149771, 1314024, 1533028, 1642530, 1916285, 2190040, 2299542, 2628048, 3066056, 3285060, 3832570, 4380080, 4599084, 5748855, 6132112, 6570120, 7665140, 9198168, 11497710, 13140240, 15330280, 18396336, 22995420, 30660560, 45990840, 91981680]

約数ペア:

[(1, 91981680), (2, 45990840), (3, 30660560), (4, 22995420), (5, 18396336), (6, 15330280), (7, 13140240), (8, 11497710), (10, 9198168), (12, 7665140), (14, 6570120), (15, 6132112), (16, 5748855), (20, 4599084), (21, 4380080), (24, 3832570), (28, 3285060), (30, 3066056), (35, 2628048), (40, 2299542), (42, 2190040), (48, 1916285), (56, 1642530), (60, 1533028), (70, 1314024), (80, 1149771), (84, 1095020), (105, 876016), (112, 821265), (120, 766514), (140, 657012), (168, 547510), (210, 438008), (240, 383257), (280, 328506), (336, 273755), (420, 219004), (560, 164253), (840, 109502), (1680, 54751)]