261771048

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15739}}^1$

素因数の和:15772

約数の個数: 128

約数和(自身を含む): 906624000

約数和(自身を除く): 644852952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 126, 132, 154, 168, 189, 198, 216, 231, 252, 264, 297, 308, 378, 396, 462, 504, 594, 616, 693, 756, 792, 924, 1188, 1386, 1512, 1848, 2079, 2376, 2772, 4158, 5544, 8316, 15739, 16632, 31478, 47217, 62956, 94434, 110173, 125912, 141651, 173129, 188868, 220346, 283302, 330519, 346258, 377736, 424953, 440692, 519387, 566604, 661038, 692516, 849906, 881384, 991557, 1038774, 1133208, 1211903, 1322076, 1385032, 1558161, 1699812, 1983114, 2077548, 2423806, 2644152, 2974671, 3116322, 3399624, 3635709, 3966228, 4155096, 4674483, 4847612, 5949342, 6232644, 7271418, 7932456, 9348966, 9695224, 10907127, 11898684, 12465288, 14542836, 18697932, 21814254, 23797368, 29085672, 32721381, 37395864, 43628508, 65442762, 87257016, 130885524, 261771048]

約数ペア:

[(1, 261771048), (2, 130885524), (3, 87257016), (4, 65442762), (6, 43628508), (7, 37395864), (8, 32721381), (9, 29085672), (11, 23797368), (12, 21814254), (14, 18697932), (18, 14542836), (21, 12465288), (22, 11898684), (24, 10907127), (27, 9695224), (28, 9348966), (33, 7932456), (36, 7271418), (42, 6232644), (44, 5949342), (54, 4847612), (56, 4674483), (63, 4155096), (66, 3966228), (72, 3635709), (77, 3399624), (84, 3116322), (88, 2974671), (99, 2644152), (108, 2423806), (126, 2077548), (132, 1983114), (154, 1699812), (168, 1558161), (189, 1385032), (198, 1322076), (216, 1211903), (231, 1133208), (252, 1038774), (264, 991557), (297, 881384), (308, 849906), (378, 692516), (396, 661038), (462, 566604), (504, 519387), (594, 440692), (616, 424953), (693, 377736), (756, 346258), (792, 330519), (924, 283302), (1188, 220346), (1386, 188868), (1512, 173129), (1848, 141651), (2079, 125912), (2376, 110173), (2772, 94434), (4158, 62956), (5544, 47217), (8316, 31478), (15739, 16632)]