1990309050

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{15199}}^1$

素因数の和:15317

約数の個数: 96

約数和(自身を含む): 5541312000

約数和(自身を除く): 3551002950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 97, 135, 150, 194, 225, 270, 291, 450, 485, 582, 675, 873, 970, 1350, 1455, 1746, 2425, 2619, 2910, 4365, 4850, 5238, 7275, 8730, 13095, 14550, 15199, 21825, 26190, 30398, 43650, 45597, 65475, 75995, 91194, 130950, 136791, 151990, 227985, 273582, 379975, 410373, 455970, 683955, 759950, 820746, 1139925, 1367910, 1474303, 2051865, 2279850, 2948606, 3419775, 4103730, 4422909, 6839550, 7371515, 8845818, 10259325, 13268727, 14743030, 20518650, 22114545, 26537454, 36857575, 39806181, 44229090, 66343635, 73715150, 79612362, 110572725, 132687270, 199030905, 221145450, 331718175, 398061810, 663436350, 995154525, 1990309050]

約数ペア:

[(1, 1990309050), (2, 995154525), (3, 663436350), (5, 398061810), (6, 331718175), (9, 221145450), (10, 199030905), (15, 132687270), (18, 110572725), (25, 79612362), (27, 73715150), (30, 66343635), (45, 44229090), (50, 39806181), (54, 36857575), (75, 26537454), (90, 22114545), (97, 20518650), (135, 14743030), (150, 13268727), (194, 10259325), (225, 8845818), (270, 7371515), (291, 6839550), (450, 4422909), (485, 4103730), (582, 3419775), (675, 2948606), (873, 2279850), (970, 2051865), (1350, 1474303), (1455, 1367910), (1746, 1139925), (2425, 820746), (2619, 759950), (2910, 683955), (4365, 455970), (4850, 410373), (5238, 379975), (7275, 273582), (8730, 227985), (13095, 151990), (14550, 136791), (15199, 130950), (21825, 91194), (26190, 75995), (30398, 65475), (43650, 45597)]