305845540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15277}}^1$

素因数の和:15317

約数の個数: 96

約数和(自身を含む): 862412544

約数和(自身を除く): 556567004

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 15277, 20020, 30554, 61108, 76385, 106939, 152770, 168047, 198601, 213878, 305540, 336094, 397202, 427756, 534695, 672188, 794404, 840235, 993005, 1069390, 1176329, 1390207, 1680470, 1986010, 2138780, 2184611, 2352658, 2780414, 3360940, 3972020, 4369222, 4705316, 5560828, 5881645, 6951035, 8738444, 10923055, 11763290, 13902070, 15292277, 21846110, 23526580, 27804140, 30584554, 43692220, 61169108, 76461385, 152922770, 305845540]

約数ペア:

[(1, 305845540), (2, 152922770), (4, 76461385), (5, 61169108), (7, 43692220), (10, 30584554), (11, 27804140), (13, 23526580), (14, 21846110), (20, 15292277), (22, 13902070), (26, 11763290), (28, 10923055), (35, 8738444), (44, 6951035), (52, 5881645), (55, 5560828), (65, 4705316), (70, 4369222), (77, 3972020), (91, 3360940), (110, 2780414), (130, 2352658), (140, 2184611), (143, 2138780), (154, 1986010), (182, 1680470), (220, 1390207), (260, 1176329), (286, 1069390), (308, 993005), (364, 840235), (385, 794404), (455, 672188), (572, 534695), (715, 427756), (770, 397202), (910, 336094), (1001, 305540), (1430, 213878), (1540, 198601), (1820, 168047), (2002, 152770), (2860, 106939), (4004, 76385), (5005, 61108), (10010, 30554), (15277, 20020)]