19138800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 62964720

約数和(自身を除く): 43825920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 41, 48, 50, 60, 75, 80, 82, 100, 120, 123, 150, 164, 200, 205, 240, 246, 300, 328, 389, 400, 410, 492, 600, 615, 656, 778, 820, 984, 1025, 1167, 1200, 1230, 1556, 1640, 1945, 1968, 2050, 2334, 2460, 3075, 3112, 3280, 3890, 4100, 4668, 4920, 5835, 6150, 6224, 7780, 8200, 9336, 9725, 9840, 11670, 12300, 15560, 15949, 16400, 18672, 19450, 23340, 24600, 29175, 31120, 31898, 38900, 46680, 47847, 49200, 58350, 63796, 77800, 79745, 93360, 95694, 116700, 127592, 155600, 159490, 191388, 233400, 239235, 255184, 318980, 382776, 398725, 466800, 478470, 637960, 765552, 797450, 956940, 1196175, 1275920, 1594900, 1913880, 2392350, 3189800, 3827760, 4784700, 6379600, 9569400, 19138800]

約数ペア:

[(1, 19138800), (2, 9569400), (3, 6379600), (4, 4784700), (5, 3827760), (6, 3189800), (8, 2392350), (10, 1913880), (12, 1594900), (15, 1275920), (16, 1196175), (20, 956940), (24, 797450), (25, 765552), (30, 637960), (40, 478470), (41, 466800), (48, 398725), (50, 382776), (60, 318980), (75, 255184), (80, 239235), (82, 233400), (100, 191388), (120, 159490), (123, 155600), (150, 127592), (164, 116700), (200, 95694), (205, 93360), (240, 79745), (246, 77800), (300, 63796), (328, 58350), (389, 49200), (400, 47847), (410, 46680), (492, 38900), (600, 31898), (615, 31120), (656, 29175), (778, 24600), (820, 23340), (984, 19450), (1025, 18672), (1167, 16400), (1200, 15949), (1230, 15560), (1556, 12300), (1640, 11670), (1945, 9840), (1968, 9725), (2050, 9336), (2334, 8200), (2460, 7780), (3075, 6224), (3112, 6150), (3280, 5835), (3890, 4920), (4100, 4668)]