400575780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 1408942080

約数和(自身を除く): 1008366300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 59, 60, 66, 81, 90, 99, 108, 110, 118, 127, 132, 135, 162, 165, 177, 180, 198, 220, 236, 243, 254, 270, 295, 297, 324, 330, 354, 381, 396, 405, 486, 495, 508, 531, 540, 590, 594, 635, 649, 660, 708, 762, 810, 885, 891, 972, 990, 1062, 1143, 1180, 1188, 1215, 1270, 1298, 1397, 1485, 1524, 1593, 1620, 1770, 1782, 1905, 1947, 1980, 2124, 2286, 2430, 2540, 2596, 2655, 2673, 2794, 2970, 3186, 3245, 3429, 3540, 3564, 3810, 3894, 4191, 4455, 4572, 4779, 4860, 5310, 5346, 5588, 5715, 5841, 5940, 6372, 6490, 6858, 6985, 7493, 7620, 7788, 7965, 8382, 8910, 9558, 9735, 10287, 10620, 10692, 11430, 11682, 12573, 12980, 13365, 13716, 13970, 14337, 14986, 15930, 16764, 17145, 17523, 17820, 19116, 19470, 20574, 20955, 22479, 22860, 23364, 23895, 25146, 26730, 27940, 28674, 29205, 29972, 30861, 31860, 34290, 35046, 37465, 37719, 38940, 41148, 41910, 44958, 47790, 50292, 51435, 52569, 53460, 57348, 58410, 61722, 62865, 67437, 68580, 70092, 71685, 74930, 75438, 82423, 83820, 87615, 89916, 95580, 102870, 105138, 112395, 113157, 116820, 123444, 125730, 134874, 143370, 149860, 150876, 154305, 157707, 164846, 175230, 188595, 202311, 205740, 210276, 224790, 226314, 247269, 251460, 262845, 269748, 286740, 308610, 315414, 329692, 337185, 339471, 350460, 377190, 404622, 412115, 449580, 452628, 494538, 525690, 565785, 606933, 617220, 630828, 674370, 678942, 741807, 754380, 788535, 809244, 824230, 989076, 1011555, 1051380, 1131570, 1213866, 1236345, 1348740, 1357884, 1483614, 1577070, 1648460, 1697355, 1820799, 2023110, 2225421, 2263140, 2427732, 2472690, 2967228, 3034665, 3154140, 3394710, 3641598, 3709035, 4046220, 4450842, 4945380, 6069330, 6676263, 6789420, 7283196, 7418070, 8901684, 9103995, 11127105, 12138660, 13352526, 14836140, 18207990, 20028789, 22254210, 26705052, 33381315, 36415980, 40057578, 44508420, 66762630, 80115156, 100143945, 133525260, 200287890, 400575780]

約数ペア:

[(1, 400575780), (2, 200287890), (3, 133525260), (4, 100143945), (5, 80115156), (6, 66762630), (9, 44508420), (10, 40057578), (11, 36415980), (12, 33381315), (15, 26705052), (18, 22254210), (20, 20028789), (22, 18207990), (27, 14836140), (30, 13352526), (33, 12138660), (36, 11127105), (44, 9103995), (45, 8901684), (54, 7418070), (55, 7283196), (59, 6789420), (60, 6676263), (66, 6069330), (81, 4945380), (90, 4450842), (99, 4046220), (108, 3709035), (110, 3641598), (118, 3394710), (127, 3154140), (132, 3034665), (135, 2967228), (162, 2472690), (165, 2427732), (177, 2263140), (180, 2225421), (198, 2023110), (220, 1820799), (236, 1697355), (243, 1648460), (254, 1577070), (270, 1483614), (295, 1357884), (297, 1348740), (324, 1236345), (330, 1213866), (354, 1131570), (381, 1051380), (396, 1011555), (405, 989076), (486, 824230), (495, 809244), (508, 788535), (531, 754380), (540, 741807), (590, 678942), (594, 674370), (635, 630828), (649, 617220), (660, 606933), (708, 565785), (762, 525690), (810, 494538), (885, 452628), (891, 449580), (972, 412115), (990, 404622), (1062, 377190), (1143, 350460), (1180, 339471), (1188, 337185), (1215, 329692), (1270, 315414), (1298, 308610), (1397, 286740), (1485, 269748), (1524, 262845), (1593, 251460), (1620, 247269), (1770, 226314), (1782, 224790), (1905, 210276), (1947, 205740), (1980, 202311), (2124, 188595), (2286, 175230), (2430, 164846), (2540, 157707), (2596, 154305), (2655, 150876), (2673, 149860), (2794, 143370), (2970, 134874), (3186, 125730), (3245, 123444), (3429, 116820), (3540, 113157), (3564, 112395), (3810, 105138), (3894, 102870), (4191, 95580), (4455, 89916), (4572, 87615), (4779, 83820), (4860, 82423), (5310, 75438), (5346, 74930), (5588, 71685), (5715, 70092), (5841, 68580), (5940, 67437), (6372, 62865), (6490, 61722), (6858, 58410), (6985, 57348), (7493, 53460), (7620, 52569), (7788, 51435), (7965, 50292), (8382, 47790), (8910, 44958), (9558, 41910), (9735, 41148), (10287, 38940), (10620, 37719), (10692, 37465), (11430, 35046), (11682, 34290), (12573, 31860), (12980, 30861), (13365, 29972), (13716, 29205), (13970, 28674), (14337, 27940), (14986, 26730), (15930, 25146), (16764, 23895), (17145, 23364), (17523, 22860), (17820, 22479), (19116, 20955), (19470, 20574)]