15975900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 52739680

約数和(自身を除く): 36763780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 61, 75, 90, 97, 100, 108, 122, 135, 150, 180, 183, 194, 225, 244, 270, 291, 300, 305, 366, 388, 450, 485, 540, 549, 582, 610, 675, 732, 873, 900, 915, 970, 1098, 1164, 1220, 1350, 1455, 1525, 1647, 1746, 1830, 1940, 2196, 2425, 2619, 2700, 2745, 2910, 3050, 3294, 3492, 3660, 4365, 4575, 4850, 5238, 5490, 5820, 5917, 6100, 6588, 7275, 8235, 8730, 9150, 9700, 10476, 10980, 11834, 13095, 13725, 14550, 16470, 17460, 17751, 18300, 21825, 23668, 26190, 27450, 29100, 29585, 32940, 35502, 41175, 43650, 52380, 53253, 54900, 59170, 65475, 71004, 82350, 87300, 88755, 106506, 118340, 130950, 147925, 159759, 164700, 177510, 213012, 261900, 266265, 295850, 319518, 355020, 443775, 532530, 591700, 639036, 798795, 887550, 1065060, 1331325, 1597590, 1775100, 2662650, 3195180, 3993975, 5325300, 7987950, 15975900]

約数ペア:

[(1, 15975900), (2, 7987950), (3, 5325300), (4, 3993975), (5, 3195180), (6, 2662650), (9, 1775100), (10, 1597590), (12, 1331325), (15, 1065060), (18, 887550), (20, 798795), (25, 639036), (27, 591700), (30, 532530), (36, 443775), (45, 355020), (50, 319518), (54, 295850), (60, 266265), (61, 261900), (75, 213012), (90, 177510), (97, 164700), (100, 159759), (108, 147925), (122, 130950), (135, 118340), (150, 106506), (180, 88755), (183, 87300), (194, 82350), (225, 71004), (244, 65475), (270, 59170), (291, 54900), (300, 53253), (305, 52380), (366, 43650), (388, 41175), (450, 35502), (485, 32940), (540, 29585), (549, 29100), (582, 27450), (610, 26190), (675, 23668), (732, 21825), (873, 18300), (900, 17751), (915, 17460), (970, 16470), (1098, 14550), (1164, 13725), (1220, 13095), (1350, 11834), (1455, 10980), (1525, 10476), (1647, 9700), (1746, 9150), (1830, 8730), (1940, 8235), (2196, 7275), (2425, 6588), (2619, 6100), (2700, 5917), (2745, 5820), (2910, 5490), (3050, 5238), (3294, 4850), (3492, 4575), (3660, 4365)]