161005680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:760

約数の個数: 240

約数和(自身を含む): 611076960

約数和(自身を除く): 450071280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 99, 110, 116, 120, 132, 144, 145, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 290, 319, 330, 348, 360, 396, 435, 440, 464, 495, 522, 528, 580, 638, 660, 696, 701, 720, 792, 870, 880, 957, 990, 1044, 1160, 1276, 1305, 1320, 1392, 1402, 1584, 1595, 1740, 1914, 1980, 2088, 2103, 2320, 2552, 2610, 2640, 2804, 2871, 3190, 3480, 3505, 3828, 3960, 4176, 4206, 4785, 5104, 5220, 5608, 5742, 6309, 6380, 6960, 7010, 7656, 7711, 7920, 8412, 9570, 10440, 10515, 11216, 11484, 12618, 12760, 14020, 14355, 15312, 15422, 16824, 19140, 20329, 20880, 21030, 22968, 23133, 25236, 25520, 28040, 28710, 30844, 31545, 33648, 38280, 38555, 40658, 42060, 45936, 46266, 50472, 56080, 57420, 60987, 61688, 63090, 69399, 76560, 77110, 81316, 84120, 92532, 100944, 101645, 114840, 115665, 121974, 123376, 126180, 138798, 154220, 162632, 168240, 182961, 185064, 203290, 223619, 229680, 231330, 243948, 252360, 277596, 304935, 308440, 325264, 346995, 365922, 370128, 406580, 447238, 462660, 487896, 504720, 555192, 609870, 616880, 670857, 693990, 731844, 813160, 894476, 914805, 925320, 975792, 1110384, 1118095, 1219740, 1341714, 1387980, 1463688, 1626320, 1788952, 1829610, 1850640, 2012571, 2236190, 2439480, 2683428, 2775960, 2927376, 3354285, 3577904, 3659220, 4025142, 4472380, 4878960, 5366856, 5551920, 6708570, 7318440, 8050284, 8944760, 10062855, 10733712, 13417140, 14636880, 16100568, 17889520, 20125710, 26834280, 32201136, 40251420, 53668560, 80502840, 161005680]

約数ペア:

[(1, 161005680), (2, 80502840), (3, 53668560), (4, 40251420), (5, 32201136), (6, 26834280), (8, 20125710), (9, 17889520), (10, 16100568), (11, 14636880), (12, 13417140), (15, 10733712), (16, 10062855), (18, 8944760), (20, 8050284), (22, 7318440), (24, 6708570), (29, 5551920), (30, 5366856), (33, 4878960), (36, 4472380), (40, 4025142), (44, 3659220), (45, 3577904), (48, 3354285), (55, 2927376), (58, 2775960), (60, 2683428), (66, 2439480), (72, 2236190), (80, 2012571), (87, 1850640), (88, 1829610), (90, 1788952), (99, 1626320), (110, 1463688), (116, 1387980), (120, 1341714), (132, 1219740), (144, 1118095), (145, 1110384), (165, 975792), (174, 925320), (176, 914805), (180, 894476), (198, 813160), (220, 731844), (232, 693990), (240, 670857), (261, 616880), (264, 609870), (290, 555192), (319, 504720), (330, 487896), (348, 462660), (360, 447238), (396, 406580), (435, 370128), (440, 365922), (464, 346995), (495, 325264), (522, 308440), (528, 304935), (580, 277596), (638, 252360), (660, 243948), (696, 231330), (701, 229680), (720, 223619), (792, 203290), (870, 185064), (880, 182961), (957, 168240), (990, 162632), (1044, 154220), (1160, 138798), (1276, 126180), (1305, 123376), (1320, 121974), (1392, 115665), (1402, 114840), (1584, 101645), (1595, 100944), (1740, 92532), (1914, 84120), (1980, 81316), (2088, 77110), (2103, 76560), (2320, 69399), (2552, 63090), (2610, 61688), (2640, 60987), (2804, 57420), (2871, 56080), (3190, 50472), (3480, 46266), (3505, 45936), (3828, 42060), (3960, 40658), (4176, 38555), (4206, 38280), (4785, 33648), (5104, 31545), (5220, 30844), (5608, 28710), (5742, 28040), (6309, 25520), (6380, 25236), (6960, 23133), (7010, 22968), (7656, 21030), (7711, 20880), (7920, 20329), (8412, 19140), (9570, 16824), (10440, 15422), (10515, 15312), (11216, 14355), (11484, 14020), (12618, 12760)]