255076470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 743193360

約数和(自身を除く): 488116890

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 59, 66, 90, 99, 110, 118, 121, 165, 177, 198, 242, 295, 330, 354, 363, 397, 495, 531, 590, 605, 649, 726, 794, 885, 990, 1062, 1089, 1191, 1210, 1298, 1770, 1815, 1947, 1985, 2178, 2382, 2655, 3245, 3573, 3630, 3894, 3970, 4367, 5310, 5445, 5841, 5955, 6490, 7139, 7146, 8734, 9735, 10890, 11682, 11910, 13101, 14278, 17865, 19470, 21417, 21835, 23423, 26202, 29205, 35695, 35730, 39303, 42834, 43670, 46846, 48037, 58410, 64251, 65505, 70269, 71390, 78606, 96074, 107085, 117115, 128502, 131010, 140538, 144111, 196515, 210807, 214170, 234230, 240185, 257653, 288222, 321255, 351345, 393030, 421614, 432333, 480370, 515306, 642510, 702690, 720555, 772959, 864666, 1054035, 1288265, 1441110, 1545918, 2108070, 2161665, 2318877, 2576530, 2834183, 3864795, 4323330, 4637754, 5668366, 7729590, 8502549, 11594385, 14170915, 17005098, 23188770, 25507647, 28341830, 42512745, 51015294, 85025490, 127538235, 255076470]

約数ペア:

[(1, 255076470), (2, 127538235), (3, 85025490), (5, 51015294), (6, 42512745), (9, 28341830), (10, 25507647), (11, 23188770), (15, 17005098), (18, 14170915), (22, 11594385), (30, 8502549), (33, 7729590), (45, 5668366), (55, 4637754), (59, 4323330), (66, 3864795), (90, 2834183), (99, 2576530), (110, 2318877), (118, 2161665), (121, 2108070), (165, 1545918), (177, 1441110), (198, 1288265), (242, 1054035), (295, 864666), (330, 772959), (354, 720555), (363, 702690), (397, 642510), (495, 515306), (531, 480370), (590, 432333), (605, 421614), (649, 393030), (726, 351345), (794, 321255), (885, 288222), (990, 257653), (1062, 240185), (1089, 234230), (1191, 214170), (1210, 210807), (1298, 196515), (1770, 144111), (1815, 140538), (1947, 131010), (1985, 128502), (2178, 117115), (2382, 107085), (2655, 96074), (3245, 78606), (3573, 71390), (3630, 70269), (3894, 65505), (3970, 64251), (4367, 58410), (5310, 48037), (5445, 46846), (5841, 43670), (5955, 42834), (6490, 39303), (7139, 35730), (7146, 35695), (8734, 29205), (9735, 26202), (10890, 23423), (11682, 21835), (11910, 21417), (13101, 19470), (14278, 17865)]