208557720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^3\times {\mathrm{563}}^1$

素因数の和:604

約数の個数: 256

約数和(自身を含む): 812160000

約数和(自身を除く): 603602280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 343, 360, 378, 392, 420, 441, 490, 504, 540, 563, 588, 630, 686, 735, 756, 840, 882, 945, 980, 1029, 1080, 1126, 1176, 1260, 1323, 1372, 1470, 1512, 1689, 1715, 1764, 1890, 1960, 2058, 2205, 2252, 2520, 2646, 2744, 2815, 2940, 3087, 3378, 3430, 3528, 3780, 3941, 4116, 4410, 4504, 5067, 5145, 5292, 5630, 5880, 6174, 6615, 6756, 6860, 7560, 7882, 8232, 8445, 8820, 9261, 10134, 10290, 10584, 11260, 11823, 12348, 13230, 13512, 13720, 15201, 15435, 15764, 16890, 17640, 18522, 19705, 20268, 20580, 22520, 23646, 24696, 25335, 26460, 27587, 30402, 30870, 31528, 33780, 35469, 37044, 39410, 40536, 41160, 46305, 47292, 50670, 52920, 55174, 59115, 60804, 61740, 67560, 70938, 74088, 76005, 78820, 82761, 92610, 94584, 101340, 106407, 110348, 118230, 121608, 123480, 137935, 141876, 152010, 157640, 165522, 177345, 185220, 193109, 202680, 212814, 220696, 236460, 248283, 275870, 283752, 304020, 331044, 354690, 370440, 386218, 413805, 425628, 472920, 496566, 532035, 551740, 579327, 608040, 662088, 709380, 744849, 772436, 827610, 851256, 965545, 993132, 1064070, 1103480, 1158654, 1241415, 1418760, 1489698, 1544872, 1655220, 1737981, 1931090, 1986264, 2128140, 2317308, 2482830, 2896635, 2979396, 3310440, 3475962, 3724245, 3862180, 4256280, 4634616, 4965660, 5213943, 5793270, 5958792, 6951924, 7448490, 7724360, 8689905, 9931320, 10427886, 11586540, 13903848, 14896980, 17379810, 20855772, 23173080, 26069715, 29793960, 34759620, 41711544, 52139430, 69519240, 104278860, 208557720]

約数ペア:

[(1, 208557720), (2, 104278860), (3, 69519240), (4, 52139430), (5, 41711544), (6, 34759620), (7, 29793960), (8, 26069715), (9, 23173080), (10, 20855772), (12, 17379810), (14, 14896980), (15, 13903848), (18, 11586540), (20, 10427886), (21, 9931320), (24, 8689905), (27, 7724360), (28, 7448490), (30, 6951924), (35, 5958792), (36, 5793270), (40, 5213943), (42, 4965660), (45, 4634616), (49, 4256280), (54, 3862180), (56, 3724245), (60, 3475962), (63, 3310440), (70, 2979396), (72, 2896635), (84, 2482830), (90, 2317308), (98, 2128140), (105, 1986264), (108, 1931090), (120, 1737981), (126, 1655220), (135, 1544872), (140, 1489698), (147, 1418760), (168, 1241415), (180, 1158654), (189, 1103480), (196, 1064070), (210, 993132), (216, 965545), (245, 851256), (252, 827610), (270, 772436), (280, 744849), (294, 709380), (315, 662088), (343, 608040), (360, 579327), (378, 551740), (392, 532035), (420, 496566), (441, 472920), (490, 425628), (504, 413805), (540, 386218), (563, 370440), (588, 354690), (630, 331044), (686, 304020), (735, 283752), (756, 275870), (840, 248283), (882, 236460), (945, 220696), (980, 212814), (1029, 202680), (1080, 193109), (1126, 185220), (1176, 177345), (1260, 165522), (1323, 157640), (1372, 152010), (1470, 141876), (1512, 137935), (1689, 123480), (1715, 121608), (1764, 118230), (1890, 110348), (1960, 106407), (2058, 101340), (2205, 94584), (2252, 92610), (2520, 82761), (2646, 78820), (2744, 76005), (2815, 74088), (2940, 70938), (3087, 67560), (3378, 61740), (3430, 60804), (3528, 59115), (3780, 55174), (3941, 52920), (4116, 50670), (4410, 47292), (4504, 46305), (5067, 41160), (5145, 40536), (5292, 39410), (5630, 37044), (5880, 35469), (6174, 33780), (6615, 31528), (6756, 30870), (6860, 30402), (7560, 27587), (7882, 26460), (8232, 25335), (8445, 24696), (8820, 23646), (9261, 22520), (10134, 20580), (10290, 20268), (10584, 19705), (11260, 18522), (11823, 17640), (12348, 16890), (13230, 15764), (13512, 15435), (13720, 15201)]