664181280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{9413}}^1$

素因数の和:9448

約数の個数: 216

約数和(自身を含む): 2636842572

約数和(自身を除く): 1972661292

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 7056, 7840, 8820, 9413, 10080, 11760, 14112, 17640, 18826, 23520, 28239, 35280, 37652, 47065, 56478, 65891, 70560, 75304, 84717, 94130, 112956, 131782, 141195, 150608, 169434, 188260, 197673, 225912, 263564, 282390, 301216, 329455, 338868, 376520, 395346, 423585, 451824, 461237, 527128, 564780, 593019, 658910, 677736, 753040, 790692, 847170, 903648, 922474, 988365, 1054256, 1129560, 1186038, 1317820, 1355472, 1383711, 1506080, 1581384, 1694340, 1844948, 1976730, 2108512, 2259120, 2306185, 2372076, 2635640, 2710944, 2767422, 2965095, 3162768, 3388680, 3689896, 3953460, 4151133, 4518240, 4612370, 4744152, 5271280, 5534844, 5930190, 6325536, 6777360, 6918555, 7379792, 7906920, 8302266, 9224740, 9488304, 10542560, 11069688, 11860380, 13554720, 13837110, 14759584, 15813840, 16604532, 18449480, 18976608, 20755665, 22139376, 23720760, 27674220, 31627680, 33209064, 36898960, 41511330, 44278752, 47441520, 55348440, 66418128, 73797920, 83022660, 94883040, 110696880, 132836256, 166045320, 221393760, 332090640, 664181280]

約数ペア:

[(1, 664181280), (2, 332090640), (3, 221393760), (4, 166045320), (5, 132836256), (6, 110696880), (7, 94883040), (8, 83022660), (9, 73797920), (10, 66418128), (12, 55348440), (14, 47441520), (15, 44278752), (16, 41511330), (18, 36898960), (20, 33209064), (21, 31627680), (24, 27674220), (28, 23720760), (30, 22139376), (32, 20755665), (35, 18976608), (36, 18449480), (40, 16604532), (42, 15813840), (45, 14759584), (48, 13837110), (49, 13554720), (56, 11860380), (60, 11069688), (63, 10542560), (70, 9488304), (72, 9224740), (80, 8302266), (84, 7906920), (90, 7379792), (96, 6918555), (98, 6777360), (105, 6325536), (112, 5930190), (120, 5534844), (126, 5271280), (140, 4744152), (144, 4612370), (147, 4518240), (160, 4151133), (168, 3953460), (180, 3689896), (196, 3388680), (210, 3162768), (224, 2965095), (240, 2767422), (245, 2710944), (252, 2635640), (280, 2372076), (288, 2306185), (294, 2259120), (315, 2108512), (336, 1976730), (360, 1844948), (392, 1694340), (420, 1581384), (441, 1506080), (480, 1383711), (490, 1355472), (504, 1317820), (560, 1186038), (588, 1129560), (630, 1054256), (672, 988365), (720, 922474), (735, 903648), (784, 847170), (840, 790692), (882, 753040), (980, 677736), (1008, 658910), (1120, 593019), (1176, 564780), (1260, 527128), (1440, 461237), (1470, 451824), (1568, 423585), (1680, 395346), (1764, 376520), (1960, 338868), (2016, 329455), (2205, 301216), (2352, 282390), (2520, 263564), (2940, 225912), (3360, 197673), (3528, 188260), (3920, 169434), (4410, 150608), (4704, 141195), (5040, 131782), (5880, 112956), (7056, 94130), (7840, 84717), (8820, 75304), (9413, 70560), (10080, 65891), (11760, 56478), (14112, 47065), (17640, 37652), (18826, 35280), (23520, 28239)]