281846880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{27961}}^1$

素因数の和:27989

約数の個数: 144

約数和(自身を含む): 1099242144

約数和(自身を除く): 817395264

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, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 27961, 55922, 83883, 111844, 139805, 167766, 195727, 223688, 251649, 279610, 335532, 391454, 419415, 447376, 503298, 559220, 587181, 671064, 782908, 838830, 894752, 978635, 1006596, 1118440, 1174362, 1258245, 1342128, 1565816, 1677660, 1761543, 1957270, 2013192, 2236880, 2348724, 2516490, 2684256, 2935905, 3131632, 3355320, 3523086, 3914540, 4026384, 4473760, 4697448, 5032980, 5871810, 6263264, 6710640, 7046172, 7829080, 8052768, 8807715, 9394896, 10065960, 11743620, 13421280, 14092344, 15658160, 17615430, 18789792, 20131920, 23487240, 28184688, 31316320, 35230860, 40263840, 46974480, 56369376, 70461720, 93948960, 140923440, 281846880]

約数ペア:

[(1, 281846880), (2, 140923440), (3, 93948960), (4, 70461720), (5, 56369376), (6, 46974480), (7, 40263840), (8, 35230860), (9, 31316320), (10, 28184688), (12, 23487240), (14, 20131920), (15, 18789792), (16, 17615430), (18, 15658160), (20, 14092344), (21, 13421280), (24, 11743620), (28, 10065960), (30, 9394896), (32, 8807715), (35, 8052768), (36, 7829080), (40, 7046172), (42, 6710640), (45, 6263264), (48, 5871810), (56, 5032980), (60, 4697448), (63, 4473760), (70, 4026384), (72, 3914540), (80, 3523086), (84, 3355320), (90, 3131632), (96, 2935905), (105, 2684256), (112, 2516490), (120, 2348724), (126, 2236880), (140, 2013192), (144, 1957270), (160, 1761543), (168, 1677660), (180, 1565816), (210, 1342128), (224, 1258245), (240, 1174362), (252, 1118440), (280, 1006596), (288, 978635), (315, 894752), (336, 838830), (360, 782908), (420, 671064), (480, 587181), (504, 559220), (560, 503298), (630, 447376), (672, 419415), (720, 391454), (840, 335532), (1008, 279610), (1120, 251649), (1260, 223688), (1440, 195727), (1680, 167766), (2016, 139805), (2520, 111844), (3360, 83883), (5040, 55922), (10080, 27961)]