1872988380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1057

約数の個数: 192

約数和(自身を含む): 6069288960

約数和(自身を除く): 4196300580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 127, 135, 155, 180, 186, 254, 270, 279, 310, 372, 381, 465, 508, 540, 558, 620, 635, 762, 837, 881, 930, 1116, 1143, 1270, 1395, 1524, 1674, 1762, 1860, 1905, 2286, 2540, 2643, 2790, 3348, 3429, 3524, 3810, 3937, 4185, 4405, 4572, 5286, 5580, 5715, 6858, 7620, 7874, 7929, 8370, 8810, 10572, 11430, 11811, 13215, 13716, 15748, 15858, 16740, 17145, 17620, 19685, 22860, 23622, 23787, 26430, 27311, 31716, 34290, 35433, 39370, 39645, 47244, 47574, 52860, 54622, 59055, 68580, 70866, 78740, 79290, 81933, 95148, 106299, 109244, 111887, 118110, 118935, 136555, 141732, 158580, 163866, 177165, 212598, 223774, 236220, 237870, 245799, 273110, 327732, 335661, 354330, 409665, 425196, 447548, 475740, 491598, 531495, 546220, 559435, 671322, 708660, 737397, 819330, 983196, 1006983, 1062990, 1118870, 1228995, 1342644, 1474794, 1638660, 1678305, 2013966, 2125980, 2237740, 2457990, 2949588, 3020949, 3356610, 3468497, 3686985, 4027932, 4915980, 5034915, 6041898, 6713220, 6936994, 7373970, 10069830, 10405491, 12083796, 13873988, 14747940, 15104745, 17342485, 20139660, 20810982, 30209490, 31216473, 34684970, 41621964, 52027455, 60418980, 62432946, 69369940, 93649419, 104054910, 124865892, 156082365, 187298838, 208109820, 312164730, 374597676, 468247095, 624329460, 936494190, 1872988380]

約数ペア:

[(1, 1872988380), (2, 936494190), (3, 624329460), (4, 468247095), (5, 374597676), (6, 312164730), (9, 208109820), (10, 187298838), (12, 156082365), (15, 124865892), (18, 104054910), (20, 93649419), (27, 69369940), (30, 62432946), (31, 60418980), (36, 52027455), (45, 41621964), (54, 34684970), (60, 31216473), (62, 30209490), (90, 20810982), (93, 20139660), (108, 17342485), (124, 15104745), (127, 14747940), (135, 13873988), (155, 12083796), (180, 10405491), (186, 10069830), (254, 7373970), (270, 6936994), (279, 6713220), (310, 6041898), (372, 5034915), (381, 4915980), (465, 4027932), (508, 3686985), (540, 3468497), (558, 3356610), (620, 3020949), (635, 2949588), (762, 2457990), (837, 2237740), (881, 2125980), (930, 2013966), (1116, 1678305), (1143, 1638660), (1270, 1474794), (1395, 1342644), (1524, 1228995), (1674, 1118870), (1762, 1062990), (1860, 1006983), (1905, 983196), (2286, 819330), (2540, 737397), (2643, 708660), (2790, 671322), (3348, 559435), (3429, 546220), (3524, 531495), (3810, 491598), (3937, 475740), (4185, 447548), (4405, 425196), (4572, 409665), (5286, 354330), (5580, 335661), (5715, 327732), (6858, 273110), (7620, 245799), (7874, 237870), (7929, 236220), (8370, 223774), (8810, 212598), (10572, 177165), (11430, 163866), (11811, 158580), (13215, 141732), (13716, 136555), (15748, 118935), (15858, 118110), (16740, 111887), (17145, 109244), (17620, 106299), (19685, 95148), (22860, 81933), (23622, 79290), (23787, 78740), (26430, 70866), (27311, 68580), (31716, 59055), (34290, 54622), (35433, 52860), (39370, 47574), (39645, 47244)]