247105320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:648

約数の個数: 256

約数和(自身を含む): 945561600

約数和(自身を除く): 698456280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 47, 55, 56, 60, 66, 70, 77, 84, 88, 94, 105, 110, 120, 132, 140, 141, 154, 165, 168, 188, 210, 220, 231, 235, 264, 280, 282, 308, 329, 330, 376, 385, 420, 440, 462, 470, 517, 564, 569, 616, 658, 660, 705, 770, 840, 924, 940, 987, 1034, 1128, 1138, 1155, 1316, 1320, 1410, 1540, 1551, 1645, 1707, 1848, 1880, 1974, 2068, 2276, 2310, 2585, 2632, 2820, 2845, 3080, 3102, 3290, 3414, 3619, 3948, 3983, 4136, 4552, 4620, 4935, 5170, 5640, 5690, 6204, 6259, 6580, 6828, 7238, 7755, 7896, 7966, 8535, 9240, 9870, 10340, 10857, 11380, 11949, 12408, 12518, 13160, 13656, 14476, 15510, 15932, 17070, 18095, 18777, 19740, 19915, 20680, 21714, 22760, 23898, 25036, 26743, 28952, 31020, 31295, 31864, 34140, 36190, 37554, 39480, 39830, 43428, 43813, 47796, 50072, 53486, 54285, 59745, 62040, 62590, 68280, 72380, 75108, 79660, 80229, 86856, 87626, 93885, 95592, 106972, 108570, 119490, 125180, 131439, 133715, 144760, 150216, 159320, 160458, 175252, 187201, 187770, 213944, 217140, 219065, 238980, 250360, 262878, 267430, 294173, 320916, 350504, 374402, 375540, 401145, 434280, 438130, 477960, 525756, 534860, 561603, 588346, 641832, 657195, 748804, 751080, 802290, 876260, 882519, 936005, 1051512, 1069720, 1123206, 1176692, 1314390, 1470865, 1497608, 1604580, 1752520, 1765038, 1872010, 2059211, 2246412, 2353384, 2628780, 2808015, 2941730, 3209160, 3530076, 3744020, 4118422, 4412595, 4492824, 5257560, 5616030, 5883460, 6177633, 7060152, 7488040, 8236844, 8825190, 10296055, 11232060, 11766920, 12355266, 16473688, 17650380, 20592110, 22464120, 24710532, 30888165, 35300760, 41184220, 49421064, 61776330, 82368440, 123552660, 247105320]

約数ペア:

[(1, 247105320), (2, 123552660), (3, 82368440), (4, 61776330), (5, 49421064), (6, 41184220), (7, 35300760), (8, 30888165), (10, 24710532), (11, 22464120), (12, 20592110), (14, 17650380), (15, 16473688), (20, 12355266), (21, 11766920), (22, 11232060), (24, 10296055), (28, 8825190), (30, 8236844), (33, 7488040), (35, 7060152), (40, 6177633), (42, 5883460), (44, 5616030), (47, 5257560), (55, 4492824), (56, 4412595), (60, 4118422), (66, 3744020), (70, 3530076), (77, 3209160), (84, 2941730), (88, 2808015), (94, 2628780), (105, 2353384), (110, 2246412), (120, 2059211), (132, 1872010), (140, 1765038), (141, 1752520), (154, 1604580), (165, 1497608), (168, 1470865), (188, 1314390), (210, 1176692), (220, 1123206), (231, 1069720), (235, 1051512), (264, 936005), (280, 882519), (282, 876260), (308, 802290), (329, 751080), (330, 748804), (376, 657195), (385, 641832), (420, 588346), (440, 561603), (462, 534860), (470, 525756), (517, 477960), (564, 438130), (569, 434280), (616, 401145), (658, 375540), (660, 374402), (705, 350504), (770, 320916), (840, 294173), (924, 267430), (940, 262878), (987, 250360), (1034, 238980), (1128, 219065), (1138, 217140), (1155, 213944), (1316, 187770), (1320, 187201), (1410, 175252), (1540, 160458), (1551, 159320), (1645, 150216), (1707, 144760), (1848, 133715), (1880, 131439), (1974, 125180), (2068, 119490), (2276, 108570), (2310, 106972), (2585, 95592), (2632, 93885), (2820, 87626), (2845, 86856), (3080, 80229), (3102, 79660), (3290, 75108), (3414, 72380), (3619, 68280), (3948, 62590), (3983, 62040), (4136, 59745), (4552, 54285), (4620, 53486), (4935, 50072), (5170, 47796), (5640, 43813), (5690, 43428), (6204, 39830), (6259, 39480), (6580, 37554), (6828, 36190), (7238, 34140), (7755, 31864), (7896, 31295), (7966, 31020), (8535, 28952), (9240, 26743), (9870, 25036), (10340, 23898), (10857, 22760), (11380, 21714), (11949, 20680), (12408, 19915), (12518, 19740), (13160, 18777), (13656, 18095), (14476, 17070), (15510, 15932)]