17945820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 56448000

約数和(自身を除く): 38502180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 167, 180, 199, 270, 334, 398, 501, 540, 597, 668, 796, 835, 995, 1002, 1194, 1503, 1670, 1791, 1990, 2004, 2388, 2505, 2985, 3006, 3340, 3582, 3980, 4509, 5010, 5373, 5970, 6012, 7164, 7515, 8955, 9018, 10020, 10746, 11940, 15030, 17910, 18036, 21492, 22545, 26865, 30060, 33233, 35820, 45090, 53730, 66466, 90180, 99699, 107460, 132932, 166165, 199398, 299097, 332330, 398796, 498495, 598194, 664660, 897291, 996990, 1196388, 1495485, 1794582, 1993980, 2990970, 3589164, 4486455, 5981940, 8972910, 17945820]

約数ペア:

[(1, 17945820), (2, 8972910), (3, 5981940), (4, 4486455), (5, 3589164), (6, 2990970), (9, 1993980), (10, 1794582), (12, 1495485), (15, 1196388), (18, 996990), (20, 897291), (27, 664660), (30, 598194), (36, 498495), (45, 398796), (54, 332330), (60, 299097), (90, 199398), (108, 166165), (135, 132932), (167, 107460), (180, 99699), (199, 90180), (270, 66466), (334, 53730), (398, 45090), (501, 35820), (540, 33233), (597, 30060), (668, 26865), (796, 22545), (835, 21492), (995, 18036), (1002, 17910), (1194, 15030), (1503, 11940), (1670, 10746), (1791, 10020), (1990, 9018), (2004, 8955), (2388, 7515), (2505, 7164), (2985, 6012), (3006, 5970), (3340, 5373), (3582, 5010), (3980, 4509)]