211597920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:619

約数の個数: 240

約数和(自身を含む): 773886960

約数和(自身を除く): 562289040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 216, 232, 240, 261, 270, 288, 290, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 563, 580, 648, 696, 720, 783, 810, 864, 870, 928, 1044, 1080, 1126, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1689, 1740, 2088, 2160, 2252, 2320, 2349, 2592, 2610, 2784, 2815, 3132, 3240, 3378, 3480, 3915, 4176, 4320, 4504, 4640, 4698, 5067, 5220, 5630, 6264, 6480, 6756, 6960, 7830, 8352, 8445, 9008, 9396, 10134, 10440, 11260, 11745, 12528, 12960, 13512, 13920, 15201, 15660, 16327, 16890, 18016, 18792, 20268, 20880, 22520, 23490, 25056, 25335, 27024, 30402, 31320, 32654, 33780, 37584, 40536, 41760, 45040, 45603, 46980, 48981, 50670, 54048, 60804, 62640, 65308, 67560, 75168, 76005, 81072, 81635, 90080, 91206, 93960, 97962, 101340, 121608, 125280, 130616, 135120, 146943, 152010, 162144, 163270, 182412, 187920, 195924, 202680, 228015, 243216, 244905, 261232, 270240, 293886, 304020, 326540, 364824, 375840, 391848, 405360, 440829, 456030, 486432, 489810, 522464, 587772, 608040, 653080, 729648, 734715, 783696, 810720, 881658, 912060, 979620, 1175544, 1216080, 1306160, 1322487, 1459296, 1469430, 1567392, 1763316, 1824120, 1959240, 2204145, 2351088, 2432160, 2612320, 2644974, 2938860, 3526632, 3648240, 3918480, 4408290, 4702176, 5289948, 5877720, 6612435, 7053264, 7296480, 7836960, 8816580, 10579896, 11755440, 13224870, 14106528, 17633160, 21159792, 23510880, 26449740, 35266320, 42319584, 52899480, 70532640, 105798960, 211597920]

約数ペア:

[(1, 211597920), (2, 105798960), (3, 70532640), (4, 52899480), (5, 42319584), (6, 35266320), (8, 26449740), (9, 23510880), (10, 21159792), (12, 17633160), (15, 14106528), (16, 13224870), (18, 11755440), (20, 10579896), (24, 8816580), (27, 7836960), (29, 7296480), (30, 7053264), (32, 6612435), (36, 5877720), (40, 5289948), (45, 4702176), (48, 4408290), (54, 3918480), (58, 3648240), (60, 3526632), (72, 2938860), (80, 2644974), (81, 2612320), (87, 2432160), (90, 2351088), (96, 2204145), (108, 1959240), (116, 1824120), (120, 1763316), (135, 1567392), (144, 1469430), (145, 1459296), (160, 1322487), (162, 1306160), (174, 1216080), (180, 1175544), (216, 979620), (232, 912060), (240, 881658), (261, 810720), (270, 783696), (288, 734715), (290, 729648), (324, 653080), (348, 608040), (360, 587772), (405, 522464), (432, 489810), (435, 486432), (464, 456030), (480, 440829), (522, 405360), (540, 391848), (563, 375840), (580, 364824), (648, 326540), (696, 304020), (720, 293886), (783, 270240), (810, 261232), (864, 244905), (870, 243216), (928, 228015), (1044, 202680), (1080, 195924), (1126, 187920), (1160, 182412), (1296, 163270), (1305, 162144), (1392, 152010), (1440, 146943), (1566, 135120), (1620, 130616), (1689, 125280), (1740, 121608), (2088, 101340), (2160, 97962), (2252, 93960), (2320, 91206), (2349, 90080), (2592, 81635), (2610, 81072), (2784, 76005), (2815, 75168), (3132, 67560), (3240, 65308), (3378, 62640), (3480, 60804), (3915, 54048), (4176, 50670), (4320, 48981), (4504, 46980), (4640, 45603), (4698, 45040), (5067, 41760), (5220, 40536), (5630, 37584), (6264, 33780), (6480, 32654), (6756, 31320), (6960, 30402), (7830, 27024), (8352, 25335), (8445, 25056), (9008, 23490), (9396, 22520), (10134, 20880), (10440, 20268), (11260, 18792), (11745, 18016), (12528, 16890), (12960, 16327), (13512, 15660), (13920, 15201)]