311782020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 1070254080

約数和(自身を除く): 758472060

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 23, 30, 33, 38, 44, 46, 47, 55, 57, 60, 66, 69, 76, 92, 94, 95, 110, 114, 115, 132, 138, 141, 165, 188, 190, 209, 220, 228, 230, 235, 253, 276, 282, 285, 330, 345, 380, 418, 437, 460, 470, 506, 517, 529, 564, 570, 627, 660, 690, 705, 759, 836, 874, 893, 940, 1012, 1034, 1045, 1058, 1081, 1140, 1254, 1265, 1311, 1380, 1410, 1518, 1551, 1587, 1748, 1786, 2068, 2090, 2116, 2162, 2185, 2508, 2530, 2585, 2622, 2645, 2679, 2820, 3036, 3102, 3135, 3174, 3243, 3572, 3795, 4180, 4324, 4370, 4465, 4807, 5060, 5170, 5244, 5290, 5358, 5405, 5819, 6204, 6270, 6348, 6486, 6555, 7590, 7755, 7935, 8740, 8930, 9614, 9823, 10051, 10340, 10580, 10716, 10810, 11638, 11891, 12540, 12972, 13110, 13395, 14421, 15180, 15510, 15870, 16215, 17457, 17860, 19228, 19646, 20102, 20539, 21620, 23276, 23782, 24035, 24863, 26220, 26790, 28842, 29095, 29469, 30153, 31020, 31740, 32430, 34914, 35673, 39292, 40204, 41078, 47564, 48070, 49115, 49726, 50255, 53580, 57684, 58190, 58938, 59455, 60306, 61617, 64860, 69828, 71346, 72105, 74589, 82156, 87285, 96140, 98230, 99452, 100510, 102695, 110561, 116380, 117876, 118910, 120612, 123234, 124315, 142692, 144210, 147345, 149178, 150765, 174570, 178365, 196460, 201020, 205390, 221122, 225929, 237820, 246468, 248630, 273493, 288420, 294690, 298356, 301530, 308085, 331683, 349140, 356730, 372945, 410780, 442244, 451858, 472397, 497260, 546986, 552805, 589380, 603060, 616170, 663366, 677787, 713460, 745890, 820479, 903716, 944794, 1093972, 1105610, 1129645, 1232340, 1326732, 1355574, 1367465, 1417191, 1491780, 1640958, 1658415, 1889588, 2211220, 2259290, 2361985, 2711148, 2734930, 2834382, 3281916, 3316830, 3388935, 4102395, 4518580, 4723970, 5196367, 5469860, 5668764, 6633660, 6777870, 7085955, 8204790, 9447940, 10392734, 13555740, 14171910, 15589101, 16409580, 20785468, 25981835, 28343820, 31178202, 51963670, 62356404, 77945505, 103927340, 155891010, 311782020]

約数ペア:

[(1, 311782020), (2, 155891010), (3, 103927340), (4, 77945505), (5, 62356404), (6, 51963670), (10, 31178202), (11, 28343820), (12, 25981835), (15, 20785468), (19, 16409580), (20, 15589101), (22, 14171910), (23, 13555740), (30, 10392734), (33, 9447940), (38, 8204790), (44, 7085955), (46, 6777870), (47, 6633660), (55, 5668764), (57, 5469860), (60, 5196367), (66, 4723970), (69, 4518580), (76, 4102395), (92, 3388935), (94, 3316830), (95, 3281916), (110, 2834382), (114, 2734930), (115, 2711148), (132, 2361985), (138, 2259290), (141, 2211220), (165, 1889588), (188, 1658415), (190, 1640958), (209, 1491780), (220, 1417191), (228, 1367465), (230, 1355574), (235, 1326732), (253, 1232340), (276, 1129645), (282, 1105610), (285, 1093972), (330, 944794), (345, 903716), (380, 820479), (418, 745890), (437, 713460), (460, 677787), (470, 663366), (506, 616170), (517, 603060), (529, 589380), (564, 552805), (570, 546986), (627, 497260), (660, 472397), (690, 451858), (705, 442244), (759, 410780), (836, 372945), (874, 356730), (893, 349140), (940, 331683), (1012, 308085), (1034, 301530), (1045, 298356), (1058, 294690), (1081, 288420), (1140, 273493), (1254, 248630), (1265, 246468), (1311, 237820), (1380, 225929), (1410, 221122), (1518, 205390), (1551, 201020), (1587, 196460), (1748, 178365), (1786, 174570), (2068, 150765), (2090, 149178), (2116, 147345), (2162, 144210), (2185, 142692), (2508, 124315), (2530, 123234), (2585, 120612), (2622, 118910), (2645, 117876), (2679, 116380), (2820, 110561), (3036, 102695), (3102, 100510), (3135, 99452), (3174, 98230), (3243, 96140), (3572, 87285), (3795, 82156), (4180, 74589), (4324, 72105), (4370, 71346), (4465, 69828), (4807, 64860), (5060, 61617), (5170, 60306), (5244, 59455), (5290, 58938), (5358, 58190), (5405, 57684), (5819, 53580), (6204, 50255), (6270, 49726), (6348, 49115), (6486, 48070), (6555, 47564), (7590, 41078), (7755, 40204), (7935, 39292), (8740, 35673), (8930, 34914), (9614, 32430), (9823, 31740), (10051, 31020), (10340, 30153), (10580, 29469), (10716, 29095), (10810, 28842), (11638, 26790), (11891, 26220), (12540, 24863), (12972, 24035), (13110, 23782), (13395, 23276), (14421, 21620), (15180, 20539), (15510, 20102), (15870, 19646), (16215, 19228), (17457, 17860)]