51064440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 256

約数和(自身を含む): 189112320

約数和(自身を除く): 138047880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 37, 40, 42, 53, 56, 60, 62, 70, 74, 84, 93, 105, 106, 111, 120, 124, 140, 148, 155, 159, 168, 185, 186, 210, 212, 217, 222, 248, 259, 265, 280, 296, 310, 318, 370, 371, 372, 420, 424, 434, 444, 465, 518, 530, 555, 620, 636, 651, 740, 742, 744, 777, 795, 840, 868, 888, 930, 1036, 1060, 1085, 1110, 1113, 1147, 1240, 1272, 1295, 1302, 1480, 1484, 1554, 1590, 1643, 1736, 1855, 1860, 1961, 2072, 2120, 2170, 2220, 2226, 2294, 2590, 2604, 2968, 3108, 3180, 3255, 3286, 3441, 3710, 3720, 3885, 3922, 4340, 4440, 4452, 4588, 4929, 5180, 5208, 5565, 5735, 5883, 6216, 6360, 6510, 6572, 6882, 7420, 7770, 7844, 8029, 8215, 8680, 8904, 9176, 9805, 9858, 10360, 11130, 11470, 11501, 11766, 13020, 13144, 13727, 13764, 14840, 15540, 15688, 16058, 16430, 17205, 19610, 19716, 22260, 22940, 23002, 23532, 24087, 24645, 26040, 27454, 27528, 29415, 31080, 32116, 32860, 34410, 34503, 39220, 39432, 40145, 41181, 44520, 45880, 46004, 47064, 48174, 49290, 54908, 57505, 58830, 60791, 64232, 65720, 68635, 68820, 69006, 78440, 80290, 82362, 92008, 96348, 98580, 109816, 115010, 117660, 120435, 121582, 137270, 137640, 138012, 160580, 164724, 172515, 182373, 192696, 197160, 205905, 230020, 235320, 240870, 243164, 274540, 276024, 303955, 321160, 329448, 345030, 364746, 411810, 425537, 460040, 481740, 486328, 549080, 607910, 690060, 729492, 823620, 851074, 911865, 963480, 1215820, 1276611, 1380120, 1458984, 1647240, 1702148, 1823730, 2127685, 2431640, 2553222, 3404296, 3647460, 4255370, 5106444, 6383055, 7294920, 8510740, 10212888, 12766110, 17021480, 25532220, 51064440]

約数ペア:

[(1, 51064440), (2, 25532220), (3, 17021480), (4, 12766110), (5, 10212888), (6, 8510740), (7, 7294920), (8, 6383055), (10, 5106444), (12, 4255370), (14, 3647460), (15, 3404296), (20, 2553222), (21, 2431640), (24, 2127685), (28, 1823730), (30, 1702148), (31, 1647240), (35, 1458984), (37, 1380120), (40, 1276611), (42, 1215820), (53, 963480), (56, 911865), (60, 851074), (62, 823620), (70, 729492), (74, 690060), (84, 607910), (93, 549080), (105, 486328), (106, 481740), (111, 460040), (120, 425537), (124, 411810), (140, 364746), (148, 345030), (155, 329448), (159, 321160), (168, 303955), (185, 276024), (186, 274540), (210, 243164), (212, 240870), (217, 235320), (222, 230020), (248, 205905), (259, 197160), (265, 192696), (280, 182373), (296, 172515), (310, 164724), (318, 160580), (370, 138012), (371, 137640), (372, 137270), (420, 121582), (424, 120435), (434, 117660), (444, 115010), (465, 109816), (518, 98580), (530, 96348), (555, 92008), (620, 82362), (636, 80290), (651, 78440), (740, 69006), (742, 68820), (744, 68635), (777, 65720), (795, 64232), (840, 60791), (868, 58830), (888, 57505), (930, 54908), (1036, 49290), (1060, 48174), (1085, 47064), (1110, 46004), (1113, 45880), (1147, 44520), (1240, 41181), (1272, 40145), (1295, 39432), (1302, 39220), (1480, 34503), (1484, 34410), (1554, 32860), (1590, 32116), (1643, 31080), (1736, 29415), (1855, 27528), (1860, 27454), (1961, 26040), (2072, 24645), (2120, 24087), (2170, 23532), (2220, 23002), (2226, 22940), (2294, 22260), (2590, 19716), (2604, 19610), (2968, 17205), (3108, 16430), (3180, 16058), (3255, 15688), (3286, 15540), (3441, 14840), (3710, 13764), (3720, 13727), (3885, 13144), (3922, 13020), (4340, 11766), (4440, 11501), (4452, 11470), (4588, 11130), (4929, 10360), (5180, 9858), (5208, 9805), (5565, 9176), (5735, 8904), (5883, 8680), (6216, 8215), (6360, 8029), (6510, 7844), (6572, 7770), (6882, 7420)]