291278260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 96

約数和(自身を含む): 758096640

約数和(自身を除く): 466818380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 947, 1183, 1690, 1820, 1894, 2197, 2366, 3380, 3788, 4394, 4732, 4735, 5915, 6629, 8788, 9470, 10985, 11830, 12311, 13258, 15379, 18940, 21970, 23660, 24622, 26516, 30758, 33145, 43940, 49244, 61516, 61555, 66290, 76895, 86177, 123110, 132580, 153790, 160043, 172354, 246220, 307580, 320086, 344708, 430885, 640172, 800215, 861770, 1120301, 1600430, 1723540, 2080559, 2240602, 3200860, 4161118, 4481204, 5601505, 8322236, 10402795, 11203010, 14563913, 20805590, 22406020, 29127826, 41611180, 58255652, 72819565, 145639130, 291278260]

約数ペア:

[(1, 291278260), (2, 145639130), (4, 72819565), (5, 58255652), (7, 41611180), (10, 29127826), (13, 22406020), (14, 20805590), (20, 14563913), (26, 11203010), (28, 10402795), (35, 8322236), (52, 5601505), (65, 4481204), (70, 4161118), (91, 3200860), (130, 2240602), (140, 2080559), (169, 1723540), (182, 1600430), (260, 1120301), (338, 861770), (364, 800215), (455, 640172), (676, 430885), (845, 344708), (910, 320086), (947, 307580), (1183, 246220), (1690, 172354), (1820, 160043), (1894, 153790), (2197, 132580), (2366, 123110), (3380, 86177), (3788, 76895), (4394, 66290), (4732, 61555), (4735, 61516), (5915, 49244), (6629, 43940), (8788, 33145), (9470, 30758), (10985, 26516), (11830, 24622), (12311, 23660), (13258, 21970), (15379, 18940)]