189915840

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:477

約数の個数: 280

約数和(自身を含む): 716962752

約数和(自身を除く): 527046912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 324, 340, 360, 405, 408, 431, 432, 459, 480, 510, 540, 544, 576, 612, 648, 680, 720, 765, 810, 816, 862, 864, 918, 960, 1020, 1080, 1088, 1224, 1293, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1724, 1728, 1836, 2040, 2155, 2160, 2295, 2448, 2586, 2592, 2720, 2754, 2880, 3060, 3240, 3264, 3448, 3672, 3879, 4080, 4310, 4320, 4590, 4896, 5172, 5184, 5440, 5508, 6120, 6465, 6480, 6885, 6896, 7327, 7344, 7758, 8160, 8620, 8640, 9180, 9792, 10344, 11016, 11637, 12240, 12930, 12960, 13770, 13792, 14654, 14688, 15516, 16320, 17240, 18360, 19395, 20688, 21981, 22032, 23274, 24480, 25860, 25920, 27540, 27584, 29308, 29376, 31032, 34480, 34911, 36635, 36720, 38790, 41376, 43962, 44064, 46548, 48960, 51720, 55080, 58185, 58616, 62064, 65943, 68960, 69822, 73270, 73440, 77580, 82752, 87924, 88128, 93096, 103440, 109905, 110160, 116370, 117232, 124128, 131886, 137920, 139644, 146540, 146880, 155160, 174555, 175848, 186192, 197829, 206880, 219810, 220320, 232740, 234464, 248256, 263772, 279288, 293080, 310320, 329715, 349110, 351696, 372384, 395658, 413760, 439620, 440640, 465480, 468928, 527544, 558576, 586160, 593487, 620640, 659430, 698220, 703392, 744768, 791316, 879240, 930960, 989145, 1055088, 1117152, 1172320, 1186974, 1241280, 1318860, 1396440, 1406784, 1582632, 1758480, 1861920, 1978290, 2110176, 2234304, 2344640, 2373948, 2637720, 2792880, 2967435, 3165264, 3516960, 3723840, 3956580, 4220352, 4747896, 5275440, 5585760, 5934870, 6330528, 7033920, 7913160, 9495792, 10550880, 11171520, 11869740, 12661056, 15826320, 18991584, 21101760, 23739480, 31652640, 37983168, 47478960, 63305280, 94957920, 189915840]

約数ペア:

[(1, 189915840), (2, 94957920), (3, 63305280), (4, 47478960), (5, 37983168), (6, 31652640), (8, 23739480), (9, 21101760), (10, 18991584), (12, 15826320), (15, 12661056), (16, 11869740), (17, 11171520), (18, 10550880), (20, 9495792), (24, 7913160), (27, 7033920), (30, 6330528), (32, 5934870), (34, 5585760), (36, 5275440), (40, 4747896), (45, 4220352), (48, 3956580), (51, 3723840), (54, 3516960), (60, 3165264), (64, 2967435), (68, 2792880), (72, 2637720), (80, 2373948), (81, 2344640), (85, 2234304), (90, 2110176), (96, 1978290), (102, 1861920), (108, 1758480), (120, 1582632), (135, 1406784), (136, 1396440), (144, 1318860), (153, 1241280), (160, 1186974), (162, 1172320), (170, 1117152), (180, 1055088), (192, 989145), (204, 930960), (216, 879240), (240, 791316), (255, 744768), (270, 703392), (272, 698220), (288, 659430), (306, 620640), (320, 593487), (324, 586160), (340, 558576), (360, 527544), (405, 468928), (408, 465480), (431, 440640), (432, 439620), (459, 413760), (480, 395658), (510, 372384), (540, 351696), (544, 349110), (576, 329715), (612, 310320), (648, 293080), (680, 279288), (720, 263772), (765, 248256), (810, 234464), (816, 232740), (862, 220320), (864, 219810), (918, 206880), (960, 197829), (1020, 186192), (1080, 175848), (1088, 174555), (1224, 155160), (1293, 146880), (1296, 146540), (1360, 139644), (1377, 137920), (1440, 131886), (1530, 124128), (1620, 117232), (1632, 116370), (1724, 110160), (1728, 109905), (1836, 103440), (2040, 93096), (2155, 88128), (2160, 87924), (2295, 82752), (2448, 77580), (2586, 73440), (2592, 73270), (2720, 69822), (2754, 68960), (2880, 65943), (3060, 62064), (3240, 58616), (3264, 58185), (3448, 55080), (3672, 51720), (3879, 48960), (4080, 46548), (4310, 44064), (4320, 43962), (4590, 41376), (4896, 38790), (5172, 36720), (5184, 36635), (5440, 34911), (5508, 34480), (6120, 31032), (6465, 29376), (6480, 29308), (6885, 27584), (6896, 27540), (7327, 25920), (7344, 25860), (7758, 24480), (8160, 23274), (8620, 22032), (8640, 21981), (9180, 20688), (9792, 19395), (10344, 18360), (11016, 17240), (11637, 16320), (12240, 15516), (12930, 14688), (12960, 14654), (13770, 13792)]