19384800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 64964592

約数和(自身を除く): 45579792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 75, 80, 82, 96, 100, 120, 123, 150, 160, 164, 197, 200, 205, 240, 246, 300, 328, 394, 400, 410, 480, 492, 591, 600, 615, 656, 788, 800, 820, 984, 985, 1025, 1182, 1200, 1230, 1312, 1576, 1640, 1968, 1970, 2050, 2364, 2400, 2460, 2955, 3075, 3152, 3280, 3936, 3940, 4100, 4728, 4920, 4925, 5910, 6150, 6304, 6560, 7880, 8077, 8200, 9456, 9840, 9850, 11820, 12300, 14775, 15760, 16154, 16400, 18912, 19680, 19700, 23640, 24231, 24600, 29550, 31520, 32308, 32800, 39400, 40385, 47280, 48462, 49200, 59100, 64616, 78800, 80770, 94560, 96924, 98400, 118200, 121155, 129232, 157600, 161540, 193848, 201925, 236400, 242310, 258464, 323080, 387696, 403850, 472800, 484620, 605775, 646160, 775392, 807700, 969240, 1211550, 1292320, 1615400, 1938480, 2423100, 3230800, 3876960, 4846200, 6461600, 9692400, 19384800]

約数ペア:

[(1, 19384800), (2, 9692400), (3, 6461600), (4, 4846200), (5, 3876960), (6, 3230800), (8, 2423100), (10, 1938480), (12, 1615400), (15, 1292320), (16, 1211550), (20, 969240), (24, 807700), (25, 775392), (30, 646160), (32, 605775), (40, 484620), (41, 472800), (48, 403850), (50, 387696), (60, 323080), (75, 258464), (80, 242310), (82, 236400), (96, 201925), (100, 193848), (120, 161540), (123, 157600), (150, 129232), (160, 121155), (164, 118200), (197, 98400), (200, 96924), (205, 94560), (240, 80770), (246, 78800), (300, 64616), (328, 59100), (394, 49200), (400, 48462), (410, 47280), (480, 40385), (492, 39400), (591, 32800), (600, 32308), (615, 31520), (656, 29550), (788, 24600), (800, 24231), (820, 23640), (984, 19700), (985, 19680), (1025, 18912), (1182, 16400), (1200, 16154), (1230, 15760), (1312, 14775), (1576, 12300), (1640, 11820), (1968, 9850), (1970, 9840), (2050, 9456), (2364, 8200), (2400, 8077), (2460, 7880), (2955, 6560), (3075, 6304), (3152, 6150), (3280, 5910), (3936, 4925), (3940, 4920), (4100, 4728)]