56777940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 181818000

約数和(自身を除く): 125040060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 73, 87, 90, 116, 145, 146, 149, 174, 180, 219, 261, 290, 292, 298, 348, 365, 435, 438, 447, 522, 580, 596, 657, 730, 745, 870, 876, 894, 1044, 1095, 1305, 1314, 1341, 1460, 1490, 1740, 1788, 2117, 2190, 2235, 2610, 2628, 2682, 2980, 3285, 4234, 4321, 4380, 4470, 5220, 5364, 6351, 6570, 6705, 8468, 8642, 8940, 10585, 10877, 12702, 12963, 13140, 13410, 17284, 19053, 21170, 21605, 21754, 25404, 25926, 26820, 31755, 32631, 38106, 38889, 42340, 43210, 43508, 51852, 54385, 63510, 64815, 65262, 76212, 77778, 86420, 95265, 97893, 108770, 127020, 129630, 130524, 155556, 163155, 190530, 194445, 195786, 217540, 259260, 315433, 326310, 381060, 388890, 391572, 489465, 630866, 652620, 777780, 946299, 978930, 1261732, 1577165, 1892598, 1957860, 2838897, 3154330, 3785196, 4731495, 5677794, 6308660, 9462990, 11355588, 14194485, 18925980, 28388970, 56777940]

約数ペア:

[(1, 56777940), (2, 28388970), (3, 18925980), (4, 14194485), (5, 11355588), (6, 9462990), (9, 6308660), (10, 5677794), (12, 4731495), (15, 3785196), (18, 3154330), (20, 2838897), (29, 1957860), (30, 1892598), (36, 1577165), (45, 1261732), (58, 978930), (60, 946299), (73, 777780), (87, 652620), (90, 630866), (116, 489465), (145, 391572), (146, 388890), (149, 381060), (174, 326310), (180, 315433), (219, 259260), (261, 217540), (290, 195786), (292, 194445), (298, 190530), (348, 163155), (365, 155556), (435, 130524), (438, 129630), (447, 127020), (522, 108770), (580, 97893), (596, 95265), (657, 86420), (730, 77778), (745, 76212), (870, 65262), (876, 64815), (894, 63510), (1044, 54385), (1095, 51852), (1305, 43508), (1314, 43210), (1341, 42340), (1460, 38889), (1490, 38106), (1740, 32631), (1788, 31755), (2117, 26820), (2190, 25926), (2235, 25404), (2610, 21754), (2628, 21605), (2682, 21170), (2980, 19053), (3285, 17284), (4234, 13410), (4321, 13140), (4380, 12963), (4470, 12702), (5220, 10877), (5364, 10585), (6351, 8940), (6570, 8642), (6705, 8468)]