290886120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:489

約数の個数: 256

約数和(自身を含む): 1121472000

約数和(自身を除く): 830585880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 109, 120, 126, 135, 140, 168, 180, 189, 210, 216, 218, 252, 270, 280, 315, 327, 353, 360, 378, 420, 436, 504, 540, 545, 630, 654, 706, 756, 763, 840, 872, 945, 981, 1059, 1080, 1090, 1260, 1308, 1412, 1512, 1526, 1635, 1765, 1890, 1962, 2118, 2180, 2289, 2471, 2520, 2616, 2824, 2943, 3052, 3177, 3270, 3530, 3780, 3815, 3924, 4236, 4360, 4578, 4905, 4942, 5295, 5886, 6104, 6354, 6540, 6867, 7060, 7413, 7560, 7630, 7848, 8472, 9156, 9531, 9810, 9884, 10590, 11445, 11772, 12355, 12708, 13080, 13734, 14120, 14715, 14826, 15260, 15885, 18312, 19062, 19620, 19768, 20601, 21180, 22239, 22890, 23544, 24710, 25416, 27468, 29430, 29652, 30520, 31770, 34335, 37065, 38124, 38477, 39240, 41202, 42360, 44478, 45780, 47655, 49420, 54936, 58860, 59304, 63540, 66717, 68670, 74130, 76248, 76954, 82404, 88956, 91560, 95310, 98840, 103005, 111195, 115431, 117720, 127080, 133434, 137340, 148260, 153908, 164808, 177912, 190620, 192385, 206010, 222390, 230862, 266868, 269339, 274680, 296520, 307816, 333585, 346293, 381240, 384770, 412020, 444780, 461724, 533736, 538678, 577155, 667170, 692586, 769540, 808017, 824040, 889560, 923448, 1038879, 1077356, 1154310, 1334340, 1346695, 1385172, 1539080, 1616034, 1731465, 2077758, 2154712, 2308620, 2424051, 2668680, 2693390, 2770344, 3232068, 3462930, 4040085, 4155516, 4617240, 4848102, 5194395, 5386780, 6464136, 6925860, 7272153, 8080170, 8311032, 9696204, 10388790, 10773560, 12120255, 13851720, 14544306, 16160340, 19392408, 20777580, 24240510, 29088612, 32320680, 36360765, 41555160, 48481020, 58177224, 72721530, 96962040, 145443060, 290886120]

約数ペア:

[(1, 290886120), (2, 145443060), (3, 96962040), (4, 72721530), (5, 58177224), (6, 48481020), (7, 41555160), (8, 36360765), (9, 32320680), (10, 29088612), (12, 24240510), (14, 20777580), (15, 19392408), (18, 16160340), (20, 14544306), (21, 13851720), (24, 12120255), (27, 10773560), (28, 10388790), (30, 9696204), (35, 8311032), (36, 8080170), (40, 7272153), (42, 6925860), (45, 6464136), (54, 5386780), (56, 5194395), (60, 4848102), (63, 4617240), (70, 4155516), (72, 4040085), (84, 3462930), (90, 3232068), (105, 2770344), (108, 2693390), (109, 2668680), (120, 2424051), (126, 2308620), (135, 2154712), (140, 2077758), (168, 1731465), (180, 1616034), (189, 1539080), (210, 1385172), (216, 1346695), (218, 1334340), (252, 1154310), (270, 1077356), (280, 1038879), (315, 923448), (327, 889560), (353, 824040), (360, 808017), (378, 769540), (420, 692586), (436, 667170), (504, 577155), (540, 538678), (545, 533736), (630, 461724), (654, 444780), (706, 412020), (756, 384770), (763, 381240), (840, 346293), (872, 333585), (945, 307816), (981, 296520), (1059, 274680), (1080, 269339), (1090, 266868), (1260, 230862), (1308, 222390), (1412, 206010), (1512, 192385), (1526, 190620), (1635, 177912), (1765, 164808), (1890, 153908), (1962, 148260), (2118, 137340), (2180, 133434), (2289, 127080), (2471, 117720), (2520, 115431), (2616, 111195), (2824, 103005), (2943, 98840), (3052, 95310), (3177, 91560), (3270, 88956), (3530, 82404), (3780, 76954), (3815, 76248), (3924, 74130), (4236, 68670), (4360, 66717), (4578, 63540), (4905, 59304), (4942, 58860), (5295, 54936), (5886, 49420), (6104, 47655), (6354, 45780), (6540, 44478), (6867, 42360), (7060, 41202), (7413, 39240), (7560, 38477), (7630, 38124), (7848, 37065), (8472, 34335), (9156, 31770), (9531, 30520), (9810, 29652), (9884, 29430), (10590, 27468), (11445, 25416), (11772, 24710), (12355, 23544), (12708, 22890), (13080, 22239), (13734, 21180), (14120, 20601), (14715, 19768), (14826, 19620), (15260, 19062), (15885, 18312)]