171222120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 256

約数和(自身を含む): 610675200

約数和(自身を除く): 439453080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 61, 69, 72, 90, 92, 108, 113, 115, 120, 122, 135, 138, 180, 183, 184, 207, 216, 226, 230, 244, 270, 276, 305, 339, 345, 360, 366, 414, 452, 460, 488, 540, 549, 552, 565, 610, 621, 678, 690, 732, 828, 904, 915, 920, 1017, 1035, 1080, 1098, 1130, 1220, 1242, 1356, 1380, 1403, 1464, 1647, 1656, 1695, 1830, 2034, 2070, 2196, 2260, 2440, 2484, 2599, 2712, 2745, 2760, 2806, 3051, 3105, 3294, 3390, 3660, 4068, 4140, 4209, 4392, 4520, 4968, 5085, 5198, 5490, 5612, 6102, 6210, 6588, 6780, 6893, 7015, 7320, 7797, 8136, 8235, 8280, 8418, 10170, 10396, 10980, 11224, 12204, 12420, 12627, 12995, 13176, 13560, 13786, 14030, 15255, 15594, 16470, 16836, 20340, 20679, 20792, 21045, 21960, 23391, 24408, 24840, 25254, 25990, 27572, 28060, 30510, 31188, 32940, 33672, 34465, 37881, 38985, 40680, 41358, 42090, 46782, 50508, 51980, 55144, 56120, 61020, 62037, 62376, 63135, 65880, 68930, 70173, 75762, 77970, 82716, 84180, 93564, 101016, 103395, 103960, 116955, 122040, 124074, 126270, 137860, 140346, 151524, 155940, 158539, 165432, 168360, 186111, 187128, 189405, 206790, 233910, 248148, 252540, 275720, 280692, 303048, 310185, 311880, 317078, 350865, 372222, 378810, 413580, 467820, 475617, 496296, 505080, 561384, 620370, 634156, 701730, 744444, 757620, 792695, 827160, 930555, 935640, 951234, 1240740, 1268312, 1403460, 1426851, 1488888, 1515240, 1585390, 1861110, 1902468, 2378085, 2481480, 2806920, 2853702, 3170780, 3722220, 3804936, 4280553, 4756170, 5707404, 6341560, 7134255, 7444440, 8561106, 9512340, 11414808, 14268510, 17122212, 19024680, 21402765, 28537020, 34244424, 42805530, 57074040, 85611060, 171222120]

約数ペア:

[(1, 171222120), (2, 85611060), (3, 57074040), (4, 42805530), (5, 34244424), (6, 28537020), (8, 21402765), (9, 19024680), (10, 17122212), (12, 14268510), (15, 11414808), (18, 9512340), (20, 8561106), (23, 7444440), (24, 7134255), (27, 6341560), (30, 5707404), (36, 4756170), (40, 4280553), (45, 3804936), (46, 3722220), (54, 3170780), (60, 2853702), (61, 2806920), (69, 2481480), (72, 2378085), (90, 1902468), (92, 1861110), (108, 1585390), (113, 1515240), (115, 1488888), (120, 1426851), (122, 1403460), (135, 1268312), (138, 1240740), (180, 951234), (183, 935640), (184, 930555), (207, 827160), (216, 792695), (226, 757620), (230, 744444), (244, 701730), (270, 634156), (276, 620370), (305, 561384), (339, 505080), (345, 496296), (360, 475617), (366, 467820), (414, 413580), (452, 378810), (460, 372222), (488, 350865), (540, 317078), (549, 311880), (552, 310185), (565, 303048), (610, 280692), (621, 275720), (678, 252540), (690, 248148), (732, 233910), (828, 206790), (904, 189405), (915, 187128), (920, 186111), (1017, 168360), (1035, 165432), (1080, 158539), (1098, 155940), (1130, 151524), (1220, 140346), (1242, 137860), (1356, 126270), (1380, 124074), (1403, 122040), (1464, 116955), (1647, 103960), (1656, 103395), (1695, 101016), (1830, 93564), (2034, 84180), (2070, 82716), (2196, 77970), (2260, 75762), (2440, 70173), (2484, 68930), (2599, 65880), (2712, 63135), (2745, 62376), (2760, 62037), (2806, 61020), (3051, 56120), (3105, 55144), (3294, 51980), (3390, 50508), (3660, 46782), (4068, 42090), (4140, 41358), (4209, 40680), (4392, 38985), (4520, 37881), (4968, 34465), (5085, 33672), (5198, 32940), (5490, 31188), (5612, 30510), (6102, 28060), (6210, 27572), (6588, 25990), (6780, 25254), (6893, 24840), (7015, 24408), (7320, 23391), (7797, 21960), (8136, 21045), (8235, 20792), (8280, 20679), (8418, 20340), (10170, 16836), (10396, 16470), (10980, 15594), (11224, 15255), (12204, 14030), (12420, 13786), (12627, 13560), (12995, 13176)]