221845920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:943

約数の個数: 192

約数和(自身を含む): 764660736

約数和(自身を除く): 542814816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 96, 102, 120, 124, 136, 155, 160, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 480, 496, 510, 527, 544, 620, 680, 744, 816, 877, 930, 992, 1020, 1054, 1240, 1360, 1488, 1581, 1632, 1754, 1860, 2040, 2108, 2480, 2631, 2635, 2720, 2976, 3162, 3508, 3720, 4080, 4216, 4385, 4960, 5262, 5270, 6324, 7016, 7440, 7905, 8160, 8432, 8770, 10524, 10540, 12648, 13155, 14032, 14880, 14909, 15810, 16864, 17540, 21048, 21080, 25296, 26310, 27187, 28064, 29818, 31620, 35080, 42096, 42160, 44727, 50592, 52620, 54374, 59636, 63240, 70160, 74545, 81561, 84192, 84320, 89454, 105240, 108748, 119272, 126480, 135935, 140320, 149090, 163122, 178908, 210480, 217496, 223635, 238544, 252960, 271870, 298180, 326244, 357816, 407805, 420960, 434992, 447270, 462179, 477088, 543740, 596360, 652488, 715632, 815610, 869984, 894540, 924358, 1087480, 1192720, 1304976, 1386537, 1431264, 1631220, 1789080, 1848716, 2174960, 2310895, 2385440, 2609952, 2773074, 3262440, 3578160, 3697432, 4349920, 4621790, 5546148, 6524880, 6932685, 7156320, 7394864, 9243580, 11092296, 13049760, 13865370, 14789728, 18487160, 22184592, 27730740, 36974320, 44369184, 55461480, 73948640, 110922960, 221845920]

約数ペア:

[(1, 221845920), (2, 110922960), (3, 73948640), (4, 55461480), (5, 44369184), (6, 36974320), (8, 27730740), (10, 22184592), (12, 18487160), (15, 14789728), (16, 13865370), (17, 13049760), (20, 11092296), (24, 9243580), (30, 7394864), (31, 7156320), (32, 6932685), (34, 6524880), (40, 5546148), (48, 4621790), (51, 4349920), (60, 3697432), (62, 3578160), (68, 3262440), (80, 2773074), (85, 2609952), (93, 2385440), (96, 2310895), (102, 2174960), (120, 1848716), (124, 1789080), (136, 1631220), (155, 1431264), (160, 1386537), (170, 1304976), (186, 1192720), (204, 1087480), (240, 924358), (248, 894540), (255, 869984), (272, 815610), (310, 715632), (340, 652488), (372, 596360), (408, 543740), (465, 477088), (480, 462179), (496, 447270), (510, 434992), (527, 420960), (544, 407805), (620, 357816), (680, 326244), (744, 298180), (816, 271870), (877, 252960), (930, 238544), (992, 223635), (1020, 217496), (1054, 210480), (1240, 178908), (1360, 163122), (1488, 149090), (1581, 140320), (1632, 135935), (1754, 126480), (1860, 119272), (2040, 108748), (2108, 105240), (2480, 89454), (2631, 84320), (2635, 84192), (2720, 81561), (2976, 74545), (3162, 70160), (3508, 63240), (3720, 59636), (4080, 54374), (4216, 52620), (4385, 50592), (4960, 44727), (5262, 42160), (5270, 42096), (6324, 35080), (7016, 31620), (7440, 29818), (7905, 28064), (8160, 27187), (8432, 26310), (8770, 25296), (10524, 21080), (10540, 21048), (12648, 17540), (13155, 16864), (14032, 15810), (14880, 14909)]