261566295156

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{244333}}^1$

素因数の和:244701

約数の個数: 72

約数和(自身を含む): 669166321824

約数和(自身を除く): 407600026668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 227, 262, 393, 454, 524, 681, 786, 908, 1179, 1362, 1572, 2043, 2358, 2724, 4086, 4716, 8172, 29737, 59474, 89211, 118948, 178422, 244333, 267633, 356844, 488666, 535266, 732999, 977332, 1070532, 1465998, 2198997, 2931996, 4397994, 8795988, 32007623, 55463591, 64015246, 96022869, 110927182, 128030492, 166390773, 192045738, 221854364, 288068607, 332781546, 384091476, 499172319, 576137214, 665563092, 998344638, 1152274428, 1996689276, 7265730421, 14531460842, 21797191263, 29062921684, 43594382526, 65391573789, 87188765052, 130783147578, 261566295156]

約数ペア:

[(1, 261566295156), (2, 130783147578), (3, 87188765052), (4, 65391573789), (6, 43594382526), (9, 29062921684), (12, 21797191263), (18, 14531460842), (36, 7265730421), (131, 1996689276), (227, 1152274428), (262, 998344638), (393, 665563092), (454, 576137214), (524, 499172319), (681, 384091476), (786, 332781546), (908, 288068607), (1179, 221854364), (1362, 192045738), (1572, 166390773), (2043, 128030492), (2358, 110927182), (2724, 96022869), (4086, 64015246), (4716, 55463591), (8172, 32007623), (29737, 8795988), (59474, 4397994), (89211, 2931996), (118948, 2198997), (178422, 1465998), (244333, 1070532), (267633, 977332), (356844, 732999), (488666, 535266)]