394839480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 256

約数和(自身を含む): 1411706880

約数和(自身を除く): 1016867400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 73, 84, 94, 105, 120, 137, 140, 141, 146, 168, 188, 210, 219, 235, 274, 280, 282, 292, 329, 365, 376, 411, 420, 438, 470, 511, 548, 564, 584, 658, 685, 705, 730, 822, 840, 876, 940, 959, 987, 1022, 1095, 1096, 1128, 1316, 1370, 1410, 1460, 1533, 1644, 1645, 1752, 1880, 1918, 1974, 2044, 2055, 2190, 2555, 2632, 2740, 2820, 2877, 2920, 3066, 3288, 3290, 3431, 3836, 3948, 4088, 4110, 4380, 4795, 4935, 5110, 5480, 5640, 5754, 6132, 6439, 6580, 6862, 7665, 7672, 7896, 8220, 8760, 9590, 9870, 10001, 10220, 10293, 11508, 12264, 12878, 13160, 13724, 14385, 15330, 16440, 17155, 19180, 19317, 19740, 20002, 20440, 20586, 23016, 24017, 25756, 27448, 28770, 30003, 30660, 32195, 34310, 38360, 38634, 39480, 40004, 41172, 45073, 48034, 50005, 51465, 51512, 57540, 60006, 61320, 64390, 68620, 70007, 72051, 77268, 80008, 82344, 90146, 96068, 96585, 100010, 102930, 115080, 120012, 120085, 128780, 135219, 137240, 140014, 144102, 150015, 154536, 180292, 192136, 193170, 200020, 205860, 210021, 225365, 240024, 240170, 257560, 270438, 280028, 288204, 300030, 350035, 360255, 360584, 386340, 400040, 411720, 420042, 450730, 470047, 480340, 540876, 560056, 576408, 600060, 676095, 700070, 720510, 772680, 840084, 901460, 940094, 960680, 1050105, 1081752, 1200120, 1352190, 1400140, 1410141, 1441020, 1680168, 1802920, 1880188, 2100210, 2350235, 2704380, 2800280, 2820282, 2882040, 3290329, 3760376, 4200420, 4700470, 5408760, 5640564, 6580658, 7050705, 8400840, 9400940, 9870987, 11281128, 13161316, 14101410, 16451645, 18801880, 19741974, 26322632, 28202820, 32903290, 39483948, 49354935, 56405640, 65806580, 78967896, 98709870, 131613160, 197419740, 394839480]

約数ペア:

[(1, 394839480), (2, 197419740), (3, 131613160), (4, 98709870), (5, 78967896), (6, 65806580), (7, 56405640), (8, 49354935), (10, 39483948), (12, 32903290), (14, 28202820), (15, 26322632), (20, 19741974), (21, 18801880), (24, 16451645), (28, 14101410), (30, 13161316), (35, 11281128), (40, 9870987), (42, 9400940), (47, 8400840), (56, 7050705), (60, 6580658), (70, 5640564), (73, 5408760), (84, 4700470), (94, 4200420), (105, 3760376), (120, 3290329), (137, 2882040), (140, 2820282), (141, 2800280), (146, 2704380), (168, 2350235), (188, 2100210), (210, 1880188), (219, 1802920), (235, 1680168), (274, 1441020), (280, 1410141), (282, 1400140), (292, 1352190), (329, 1200120), (365, 1081752), (376, 1050105), (411, 960680), (420, 940094), (438, 901460), (470, 840084), (511, 772680), (548, 720510), (564, 700070), (584, 676095), (658, 600060), (685, 576408), (705, 560056), (730, 540876), (822, 480340), (840, 470047), (876, 450730), (940, 420042), (959, 411720), (987, 400040), (1022, 386340), (1095, 360584), (1096, 360255), (1128, 350035), (1316, 300030), (1370, 288204), (1410, 280028), (1460, 270438), (1533, 257560), (1644, 240170), (1645, 240024), (1752, 225365), (1880, 210021), (1918, 205860), (1974, 200020), (2044, 193170), (2055, 192136), (2190, 180292), (2555, 154536), (2632, 150015), (2740, 144102), (2820, 140014), (2877, 137240), (2920, 135219), (3066, 128780), (3288, 120085), (3290, 120012), (3431, 115080), (3836, 102930), (3948, 100010), (4088, 96585), (4110, 96068), (4380, 90146), (4795, 82344), (4935, 80008), (5110, 77268), (5480, 72051), (5640, 70007), (5754, 68620), (6132, 64390), (6439, 61320), (6580, 60006), (6862, 57540), (7665, 51512), (7672, 51465), (7896, 50005), (8220, 48034), (8760, 45073), (9590, 41172), (9870, 40004), (10001, 39480), (10220, 38634), (10293, 38360), (11508, 34310), (12264, 32195), (12878, 30660), (13160, 30003), (13724, 28770), (14385, 27448), (15330, 25756), (16440, 24017), (17155, 23016), (19180, 20586), (19317, 20440), (19740, 20002)]