18218996880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1502

約数の個数: 320

約数和(自身を含む): 66129100800

約数和(自身を除く): 47910103920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 139, 140, 168, 183, 210, 240, 244, 278, 280, 305, 336, 366, 417, 420, 427, 488, 556, 560, 610, 695, 732, 834, 840, 854, 915, 973, 976, 1112, 1220, 1279, 1281, 1390, 1464, 1668, 1680, 1708, 1830, 1946, 2085, 2135, 2224, 2440, 2558, 2562, 2780, 2919, 2928, 3336, 3416, 3660, 3837, 3892, 4170, 4270, 4865, 4880, 5116, 5124, 5560, 5838, 6395, 6405, 6672, 6832, 7320, 7674, 7784, 8340, 8479, 8540, 8953, 9730, 10232, 10248, 11120, 11676, 12790, 12810, 14595, 14640, 15348, 15568, 16680, 16958, 17080, 17906, 19185, 19460, 20464, 20496, 23352, 25437, 25580, 25620, 26859, 29190, 30696, 33360, 33916, 34160, 35812, 38370, 38920, 42395, 44765, 46704, 50874, 51160, 51240, 53718, 58380, 59353, 61392, 67832, 71624, 76740, 77840, 78019, 84790, 89530, 101748, 102320, 102480, 107436, 116760, 118706, 127185, 134295, 135664, 143248, 153480, 156038, 169580, 177781, 178059, 179060, 203496, 214872, 233520, 234057, 237412, 254370, 268590, 296765, 306960, 312076, 339160, 355562, 356118, 358120, 390095, 406992, 429744, 468114, 474824, 508740, 533343, 537180, 546133, 593530, 624152, 678320, 711124, 712236, 716240, 780190, 888905, 890295, 936228, 949648, 1017480, 1066686, 1074360, 1092266, 1170285, 1187060, 1244467, 1248304, 1422248, 1424472, 1560380, 1638399, 1777810, 1780590, 1872456, 2034960, 2133372, 2148720, 2184532, 2340570, 2374120, 2488934, 2666715, 2730665, 2844496, 2848944, 3120760, 3276798, 3555620, 3561180, 3733401, 3744912, 4266744, 4369064, 4681140, 4748240, 4977868, 5333430, 5461330, 6222335, 6241520, 6553596, 7111240, 7122360, 7466802, 8191995, 8533488, 8738128, 9362280, 9955736, 10666860, 10844641, 10922660, 12444670, 13107192, 14222480, 14244720, 14933604, 16383990, 18667005, 18724560, 19911472, 21333720, 21689282, 21845320, 24889340, 26214384, 29867208, 32533923, 32767980, 37334010, 42667440, 43378564, 43690640, 49778680, 54223205, 59734416, 65067846, 65535960, 74668020, 75912487, 86757128, 99557360, 108446410, 130135692, 131071920, 149336040, 151824974, 162669615, 173514256, 216892820, 227737461, 260271384, 298672080, 303649948, 325339230, 379562435, 433785640, 455474922, 520542768, 607299896, 650678460, 759124870, 867571280, 910949844, 1138687305, 1214599792, 1301356920, 1518249740, 1821899688, 2277374610, 2602713840, 3036499480, 3643799376, 4554749220, 6072998960, 9109498440, 18218996880]

約数ペア:

[(1, 18218996880), (2, 9109498440), (3, 6072998960), (4, 4554749220), (5, 3643799376), (6, 3036499480), (7, 2602713840), (8, 2277374610), (10, 1821899688), (12, 1518249740), (14, 1301356920), (15, 1214599792), (16, 1138687305), (20, 910949844), (21, 867571280), (24, 759124870), (28, 650678460), (30, 607299896), (35, 520542768), (40, 455474922), (42, 433785640), (48, 379562435), (56, 325339230), (60, 303649948), (61, 298672080), (70, 260271384), (80, 227737461), (84, 216892820), (105, 173514256), (112, 162669615), (120, 151824974), (122, 149336040), (139, 131071920), (140, 130135692), (168, 108446410), (183, 99557360), (210, 86757128), (240, 75912487), (244, 74668020), (278, 65535960), (280, 65067846), (305, 59734416), (336, 54223205), (366, 49778680), (417, 43690640), (420, 43378564), (427, 42667440), (488, 37334010), (556, 32767980), (560, 32533923), (610, 29867208), (695, 26214384), (732, 24889340), (834, 21845320), (840, 21689282), (854, 21333720), (915, 19911472), (973, 18724560), (976, 18667005), (1112, 16383990), (1220, 14933604), (1279, 14244720), (1281, 14222480), (1390, 13107192), (1464, 12444670), (1668, 10922660), (1680, 10844641), (1708, 10666860), (1830, 9955736), (1946, 9362280), (2085, 8738128), (2135, 8533488), (2224, 8191995), (2440, 7466802), (2558, 7122360), (2562, 7111240), (2780, 6553596), (2919, 6241520), (2928, 6222335), (3336, 5461330), (3416, 5333430), (3660, 4977868), (3837, 4748240), (3892, 4681140), (4170, 4369064), (4270, 4266744), (4865, 3744912), (4880, 3733401), (5116, 3561180), (5124, 3555620), (5560, 3276798), (5838, 3120760), (6395, 2848944), (6405, 2844496), (6672, 2730665), (6832, 2666715), (7320, 2488934), (7674, 2374120), (7784, 2340570), (8340, 2184532), (8479, 2148720), (8540, 2133372), (8953, 2034960), (9730, 1872456), (10232, 1780590), (10248, 1777810), (11120, 1638399), (11676, 1560380), (12790, 1424472), (12810, 1422248), (14595, 1248304), (14640, 1244467), (15348, 1187060), (15568, 1170285), (16680, 1092266), (16958, 1074360), (17080, 1066686), (17906, 1017480), (19185, 949648), (19460, 936228), (20464, 890295), (20496, 888905), (23352, 780190), (25437, 716240), (25580, 712236), (25620, 711124), (26859, 678320), (29190, 624152), (30696, 593530), (33360, 546133), (33916, 537180), (34160, 533343), (35812, 508740), (38370, 474824), (38920, 468114), (42395, 429744), (44765, 406992), (46704, 390095), (50874, 358120), (51160, 356118), (51240, 355562), (53718, 339160), (58380, 312076), (59353, 306960), (61392, 296765), (67832, 268590), (71624, 254370), (76740, 237412), (77840, 234057), (78019, 233520), (84790, 214872), (89530, 203496), (101748, 179060), (102320, 178059), (102480, 177781), (107436, 169580), (116760, 156038), (118706, 153480), (127185, 143248), (134295, 135664)]