1918911960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2749}}^1$

素因数の和:3050

約数の個数: 192

約数和(自身を含む): 7155720000

約数和(自身を除く): 5236808040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 277, 280, 315, 360, 420, 504, 554, 630, 831, 840, 1108, 1260, 1385, 1662, 1939, 2216, 2493, 2520, 2749, 2770, 3324, 3878, 4155, 4986, 5498, 5540, 5817, 6648, 7756, 8247, 8310, 9695, 9972, 10996, 11080, 11634, 12465, 13745, 15512, 16494, 16620, 17451, 19243, 19390, 19944, 21992, 23268, 24741, 24930, 27490, 29085, 32988, 33240, 34902, 38486, 38780, 41235, 46536, 49482, 49860, 54980, 57729, 58170, 65976, 69804, 76972, 77560, 82470, 87255, 96215, 98964, 99720, 109960, 115458, 116340, 123705, 139608, 153944, 164940, 173187, 174510, 192430, 197928, 230916, 232680, 247410, 288645, 329880, 346374, 349020, 384860, 461832, 494820, 577290, 692748, 698040, 761473, 769720, 865935, 989640, 1154580, 1385496, 1522946, 1731870, 2284419, 2309160, 3045892, 3463740, 3807365, 4568838, 5330311, 6091784, 6853257, 6927480, 7614730, 9137676, 10660622, 11422095, 13706514, 15229460, 15990933, 18275352, 21321244, 22844190, 26651555, 27413028, 30458920, 31981866, 34266285, 42642488, 45688380, 47972799, 53303110, 54826056, 63963732, 68532570, 79954665, 91376760, 95945598, 106606220, 127927464, 137065140, 159909330, 191891196, 213212440, 239863995, 274130280, 319818660, 383782392, 479727990, 639637320, 959455980, 1918911960]

約数ペア:

[(1, 1918911960), (2, 959455980), (3, 639637320), (4, 479727990), (5, 383782392), (6, 319818660), (7, 274130280), (8, 239863995), (9, 213212440), (10, 191891196), (12, 159909330), (14, 137065140), (15, 127927464), (18, 106606220), (20, 95945598), (21, 91376760), (24, 79954665), (28, 68532570), (30, 63963732), (35, 54826056), (36, 53303110), (40, 47972799), (42, 45688380), (45, 42642488), (56, 34266285), (60, 31981866), (63, 30458920), (70, 27413028), (72, 26651555), (84, 22844190), (90, 21321244), (105, 18275352), (120, 15990933), (126, 15229460), (140, 13706514), (168, 11422095), (180, 10660622), (210, 9137676), (252, 7614730), (277, 6927480), (280, 6853257), (315, 6091784), (360, 5330311), (420, 4568838), (504, 3807365), (554, 3463740), (630, 3045892), (831, 2309160), (840, 2284419), (1108, 1731870), (1260, 1522946), (1385, 1385496), (1662, 1154580), (1939, 989640), (2216, 865935), (2493, 769720), (2520, 761473), (2749, 698040), (2770, 692748), (3324, 577290), (3878, 494820), (4155, 461832), (4986, 384860), (5498, 349020), (5540, 346374), (5817, 329880), (6648, 288645), (7756, 247410), (8247, 232680), (8310, 230916), (9695, 197928), (9972, 192430), (10996, 174510), (11080, 173187), (11634, 164940), (12465, 153944), (13745, 139608), (15512, 123705), (16494, 116340), (16620, 115458), (17451, 109960), (19243, 99720), (19390, 98964), (19944, 96215), (21992, 87255), (23268, 82470), (24741, 77560), (24930, 76972), (27490, 69804), (29085, 65976), (32988, 58170), (33240, 57729), (34902, 54980), (38486, 49860), (38780, 49482), (41235, 46536)]