71483220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 226437120

約数和(自身を除く): 154953900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 59, 60, 90, 106, 118, 127, 159, 177, 180, 212, 236, 254, 265, 295, 318, 354, 381, 477, 508, 530, 531, 590, 635, 636, 708, 762, 795, 885, 954, 1060, 1062, 1143, 1180, 1270, 1524, 1590, 1770, 1905, 1908, 2124, 2286, 2385, 2540, 2655, 3127, 3180, 3540, 3810, 4572, 4770, 5310, 5715, 6254, 6731, 7493, 7620, 9381, 9540, 10620, 11430, 12508, 13462, 14986, 15635, 18762, 20193, 22479, 22860, 26924, 28143, 29972, 31270, 33655, 37465, 37524, 40386, 44958, 46905, 56286, 60579, 62540, 67310, 67437, 74930, 80772, 89916, 93810, 100965, 112395, 112572, 121158, 134620, 134874, 140715, 149860, 187620, 201930, 224790, 242316, 269748, 281430, 302895, 337185, 397129, 403860, 449580, 562860, 605790, 674370, 794258, 1191387, 1211580, 1348740, 1588516, 1985645, 2382774, 3574161, 3971290, 4765548, 5956935, 7148322, 7942580, 11913870, 14296644, 17870805, 23827740, 35741610, 71483220]

約数ペア:

[(1, 71483220), (2, 35741610), (3, 23827740), (4, 17870805), (5, 14296644), (6, 11913870), (9, 7942580), (10, 7148322), (12, 5956935), (15, 4765548), (18, 3971290), (20, 3574161), (30, 2382774), (36, 1985645), (45, 1588516), (53, 1348740), (59, 1211580), (60, 1191387), (90, 794258), (106, 674370), (118, 605790), (127, 562860), (159, 449580), (177, 403860), (180, 397129), (212, 337185), (236, 302895), (254, 281430), (265, 269748), (295, 242316), (318, 224790), (354, 201930), (381, 187620), (477, 149860), (508, 140715), (530, 134874), (531, 134620), (590, 121158), (635, 112572), (636, 112395), (708, 100965), (762, 93810), (795, 89916), (885, 80772), (954, 74930), (1060, 67437), (1062, 67310), (1143, 62540), (1180, 60579), (1270, 56286), (1524, 46905), (1590, 44958), (1770, 40386), (1905, 37524), (1908, 37465), (2124, 33655), (2286, 31270), (2385, 29972), (2540, 28143), (2655, 26924), (3127, 22860), (3180, 22479), (3540, 20193), (3810, 18762), (4572, 15635), (4770, 14986), (5310, 13462), (5715, 12508), (6254, 11430), (6731, 10620), (7493, 9540), (7620, 9381)]