2878123716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:822

約数の個数: 144

約数和(自身を含む): 8021705328

約数和(自身を除く): 5143581612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 181, 183, 234, 244, 362, 366, 468, 543, 549, 557, 724, 732, 793, 1086, 1098, 1114, 1586, 1629, 1671, 2172, 2196, 2228, 2353, 2379, 3172, 3258, 3342, 4706, 4758, 5013, 6516, 6684, 7059, 7137, 7241, 9412, 9516, 10026, 11041, 14118, 14274, 14482, 20052, 21177, 21723, 22082, 28236, 28548, 28964, 33123, 33977, 42354, 43446, 44164, 65169, 66246, 67954, 84708, 86892, 99369, 100817, 101931, 130338, 132492, 135908, 143533, 198738, 201634, 203862, 260676, 287066, 302451, 305793, 397476, 403268, 407724, 430599, 441701, 574132, 604902, 611586, 861198, 883402, 907353, 1209804, 1223172, 1291797, 1310621, 1325103, 1722396, 1766804, 1814706, 2583594, 2621242, 2650206, 3629412, 3931863, 3975309, 5167188, 5242484, 5300412, 6149837, 7863726, 7950618, 11795589, 12299674, 15727452, 15901236, 18449511, 23591178, 24599348, 36899022, 47182356, 55348533, 73798044, 79947881, 110697066, 159895762, 221394132, 239843643, 319791524, 479687286, 719530929, 959374572, 1439061858, 2878123716]

約数ペア:

[(1, 2878123716), (2, 1439061858), (3, 959374572), (4, 719530929), (6, 479687286), (9, 319791524), (12, 239843643), (13, 221394132), (18, 159895762), (26, 110697066), (36, 79947881), (39, 73798044), (52, 55348533), (61, 47182356), (78, 36899022), (117, 24599348), (122, 23591178), (156, 18449511), (181, 15901236), (183, 15727452), (234, 12299674), (244, 11795589), (362, 7950618), (366, 7863726), (468, 6149837), (543, 5300412), (549, 5242484), (557, 5167188), (724, 3975309), (732, 3931863), (793, 3629412), (1086, 2650206), (1098, 2621242), (1114, 2583594), (1586, 1814706), (1629, 1766804), (1671, 1722396), (2172, 1325103), (2196, 1310621), (2228, 1291797), (2353, 1223172), (2379, 1209804), (3172, 907353), (3258, 883402), (3342, 861198), (4706, 611586), (4758, 604902), (5013, 574132), (6516, 441701), (6684, 430599), (7059, 407724), (7137, 403268), (7241, 397476), (9412, 305793), (9516, 302451), (10026, 287066), (11041, 260676), (14118, 203862), (14274, 201634), (14482, 198738), (20052, 143533), (21177, 135908), (21723, 132492), (22082, 130338), (28236, 101931), (28548, 100817), (28964, 99369), (33123, 86892), (33977, 84708), (42354, 67954), (43446, 66246), (44164, 65169)]