261616896

素因数分解:

$2^8\times 3^2\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:712

約数の個数: 108

約数和(自身を含む): 758896320

約数和(自身を除く): 497279424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 271, 288, 384, 419, 542, 576, 768, 813, 838, 1084, 1152, 1257, 1626, 1676, 2168, 2304, 2439, 2514, 3252, 3352, 3771, 4336, 4878, 5028, 6504, 6704, 7542, 8672, 9756, 10056, 13008, 13408, 15084, 17344, 19512, 20112, 26016, 26816, 30168, 34688, 39024, 40224, 52032, 53632, 60336, 69376, 78048, 80448, 104064, 107264, 113549, 120672, 156096, 160896, 208128, 227098, 241344, 312192, 321792, 340647, 454196, 482688, 624384, 681294, 908392, 965376, 1021941, 1362588, 1816784, 2043882, 2725176, 3633568, 4087764, 5450352, 7267136, 8175528, 10900704, 14534272, 16351056, 21801408, 29068544, 32702112, 43602816, 65404224, 87205632, 130808448, 261616896]

約数ペア:

[(1, 261616896), (2, 130808448), (3, 87205632), (4, 65404224), (6, 43602816), (8, 32702112), (9, 29068544), (12, 21801408), (16, 16351056), (18, 14534272), (24, 10900704), (32, 8175528), (36, 7267136), (48, 5450352), (64, 4087764), (72, 3633568), (96, 2725176), (128, 2043882), (144, 1816784), (192, 1362588), (256, 1021941), (271, 965376), (288, 908392), (384, 681294), (419, 624384), (542, 482688), (576, 454196), (768, 340647), (813, 321792), (838, 312192), (1084, 241344), (1152, 227098), (1257, 208128), (1626, 160896), (1676, 156096), (2168, 120672), (2304, 113549), (2439, 107264), (2514, 104064), (3252, 80448), (3352, 78048), (3771, 69376), (4336, 60336), (4878, 53632), (5028, 52032), (6504, 40224), (6704, 39024), (7542, 34688), (8672, 30168), (9756, 26816), (10056, 26016), (13008, 20112), (13408, 19512), (15084, 17344)]