261438996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7723}}^1$

素因数の和:7781

約数の個数: 96

約数和(自身を含む): 775118848

約数和(自身を除く): 513679852

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 182, 186, 217, 273, 364, 372, 403, 434, 546, 651, 806, 868, 1092, 1209, 1302, 1612, 2418, 2604, 2821, 4836, 5642, 7723, 8463, 11284, 15446, 16926, 23169, 30892, 33852, 46338, 54061, 92676, 100399, 108122, 162183, 200798, 216244, 239413, 301197, 324366, 401596, 478826, 602394, 648732, 702793, 718239, 957652, 1204788, 1405586, 1436478, 1675891, 2108379, 2811172, 2872956, 3112369, 3351782, 4216758, 5027673, 6224738, 6703564, 8433516, 9337107, 10055346, 12449476, 18674214, 20110692, 21786583, 37348428, 43573166, 65359749, 87146332, 130719498, 261438996]

約数ペア:

[(1, 261438996), (2, 130719498), (3, 87146332), (4, 65359749), (6, 43573166), (7, 37348428), (12, 21786583), (13, 20110692), (14, 18674214), (21, 12449476), (26, 10055346), (28, 9337107), (31, 8433516), (39, 6703564), (42, 6224738), (52, 5027673), (62, 4216758), (78, 3351782), (84, 3112369), (91, 2872956), (93, 2811172), (124, 2108379), (156, 1675891), (182, 1436478), (186, 1405586), (217, 1204788), (273, 957652), (364, 718239), (372, 702793), (403, 648732), (434, 602394), (546, 478826), (651, 401596), (806, 324366), (868, 301197), (1092, 239413), (1209, 216244), (1302, 200798), (1612, 162183), (2418, 108122), (2604, 100399), (2821, 92676), (4836, 54061), (5642, 46338), (7723, 33852), (8463, 30892), (11284, 23169), (15446, 16926)]