161747280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:363

約数の個数: 200

約数和(自身を含む): 569401800

約数和(自身を除く): 407654520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 109, 120, 135, 144, 162, 180, 216, 218, 229, 240, 270, 324, 327, 360, 405, 432, 436, 458, 540, 545, 648, 654, 687, 720, 810, 872, 916, 981, 1080, 1090, 1145, 1296, 1308, 1374, 1620, 1635, 1744, 1832, 1962, 2061, 2160, 2180, 2290, 2616, 2748, 2943, 3240, 3270, 3435, 3664, 3924, 4122, 4360, 4580, 4905, 5232, 5496, 5886, 6183, 6480, 6540, 6870, 7848, 8244, 8720, 8829, 9160, 9810, 10305, 10992, 11772, 12366, 13080, 13740, 14715, 15696, 16488, 17658, 18320, 18549, 19620, 20610, 23544, 24732, 24961, 26160, 27480, 29430, 30915, 32976, 35316, 37098, 39240, 41220, 44145, 47088, 49464, 49922, 54960, 58860, 61830, 70632, 74196, 74883, 78480, 82440, 88290, 92745, 98928, 99844, 117720, 123660, 124805, 141264, 148392, 149766, 164880, 176580, 185490, 199688, 224649, 235440, 247320, 249610, 296784, 299532, 353160, 370980, 374415, 399376, 449298, 494640, 499220, 599064, 673947, 706320, 741960, 748830, 898596, 998440, 1123245, 1198128, 1347894, 1483920, 1497660, 1797192, 1996880, 2021841, 2246490, 2695788, 2995320, 3369735, 3594384, 4043682, 4492980, 5391576, 5990640, 6739470, 8087364, 8985960, 10109205, 10783152, 13478940, 16174728, 17971920, 20218410, 26957880, 32349456, 40436820, 53915760, 80873640, 161747280]

約数ペア:

[(1, 161747280), (2, 80873640), (3, 53915760), (4, 40436820), (5, 32349456), (6, 26957880), (8, 20218410), (9, 17971920), (10, 16174728), (12, 13478940), (15, 10783152), (16, 10109205), (18, 8985960), (20, 8087364), (24, 6739470), (27, 5990640), (30, 5391576), (36, 4492980), (40, 4043682), (45, 3594384), (48, 3369735), (54, 2995320), (60, 2695788), (72, 2246490), (80, 2021841), (81, 1996880), (90, 1797192), (108, 1497660), (109, 1483920), (120, 1347894), (135, 1198128), (144, 1123245), (162, 998440), (180, 898596), (216, 748830), (218, 741960), (229, 706320), (240, 673947), (270, 599064), (324, 499220), (327, 494640), (360, 449298), (405, 399376), (432, 374415), (436, 370980), (458, 353160), (540, 299532), (545, 296784), (648, 249610), (654, 247320), (687, 235440), (720, 224649), (810, 199688), (872, 185490), (916, 176580), (981, 164880), (1080, 149766), (1090, 148392), (1145, 141264), (1296, 124805), (1308, 123660), (1374, 117720), (1620, 99844), (1635, 98928), (1744, 92745), (1832, 88290), (1962, 82440), (2061, 78480), (2160, 74883), (2180, 74196), (2290, 70632), (2616, 61830), (2748, 58860), (2943, 54960), (3240, 49922), (3270, 49464), (3435, 47088), (3664, 44145), (3924, 41220), (4122, 39240), (4360, 37098), (4580, 35316), (4905, 32976), (5232, 30915), (5496, 29430), (5886, 27480), (6183, 26160), (6480, 24961), (6540, 24732), (6870, 23544), (7848, 20610), (8244, 19620), (8720, 18549), (8829, 18320), (9160, 17658), (9810, 16488), (10305, 15696), (10992, 14715), (11772, 13740), (12366, 13080)]