72407556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 220147200

約数和(自身を除く): 147739644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 34, 36, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 117, 153, 156, 171, 204, 221, 228, 234, 247, 306, 323, 342, 442, 468, 479, 494, 612, 646, 663, 684, 741, 884, 958, 969, 988, 1292, 1326, 1437, 1482, 1916, 1938, 1989, 2223, 2652, 2874, 2907, 2964, 3876, 3978, 4199, 4311, 4446, 5748, 5814, 6227, 7956, 8143, 8398, 8622, 8892, 9101, 11628, 12454, 12597, 16286, 16796, 17244, 18202, 18681, 24429, 24908, 25194, 27303, 32572, 36404, 37362, 37791, 48858, 50388, 54606, 56043, 73287, 74724, 75582, 81909, 97716, 105859, 109212, 112086, 118313, 146574, 151164, 154717, 163818, 211718, 224172, 236626, 293148, 309434, 317577, 327636, 354939, 423436, 464151, 473252, 618868, 635154, 709878, 928302, 952731, 1064817, 1270308, 1392453, 1419756, 1856604, 1905462, 2011321, 2129634, 2784906, 3810924, 4022642, 4259268, 5569812, 6033963, 8045284, 12067926, 18101889, 24135852, 36203778, 72407556]

約数ペア:

[(1, 72407556), (2, 36203778), (3, 24135852), (4, 18101889), (6, 12067926), (9, 8045284), (12, 6033963), (13, 5569812), (17, 4259268), (18, 4022642), (19, 3810924), (26, 2784906), (34, 2129634), (36, 2011321), (38, 1905462), (39, 1856604), (51, 1419756), (52, 1392453), (57, 1270308), (68, 1064817), (76, 952731), (78, 928302), (102, 709878), (114, 635154), (117, 618868), (153, 473252), (156, 464151), (171, 423436), (204, 354939), (221, 327636), (228, 317577), (234, 309434), (247, 293148), (306, 236626), (323, 224172), (342, 211718), (442, 163818), (468, 154717), (479, 151164), (494, 146574), (612, 118313), (646, 112086), (663, 109212), (684, 105859), (741, 97716), (884, 81909), (958, 75582), (969, 74724), (988, 73287), (1292, 56043), (1326, 54606), (1437, 50388), (1482, 48858), (1916, 37791), (1938, 37362), (1989, 36404), (2223, 32572), (2652, 27303), (2874, 25194), (2907, 24908), (2964, 24429), (3876, 18681), (3978, 18202), (4199, 17244), (4311, 16796), (4446, 16286), (5748, 12597), (5814, 12454), (6227, 11628), (7956, 9101), (8143, 8892), (8398, 8622)]