398018880

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{6581}}^1$

素因数の和:6614

約数の個数: 224

約数和(自身を含む): 1604954880

約数和(自身を除く): 1206936000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6581, 6720, 7560, 8640, 10080, 12096, 13162, 15120, 19743, 20160, 26324, 30240, 32905, 39486, 46067, 52648, 59229, 60480, 65810, 78972, 92134, 98715, 105296, 118458, 131620, 138201, 157944, 177687, 184268, 197430, 210592, 230335, 236916, 263240, 276402, 296145, 315888, 355374, 368536, 394860, 414603, 421184, 460670, 473832, 526480, 552804, 592290, 631776, 691005, 710748, 737072, 789720, 829206, 888435, 921340, 947664, 1052960, 1105608, 1184580, 1243809, 1263552, 1382010, 1421496, 1474144, 1579440, 1658412, 1776870, 1842680, 1895328, 2073015, 2105920, 2211216, 2369160, 2487618, 2764020, 2842992, 2948288, 3158880, 3316824, 3553740, 3685360, 3790656, 4146030, 4422432, 4738320, 4975236, 5528040, 5685984, 6219045, 6317760, 6633648, 7107480, 7370720, 8292060, 8844864, 9476640, 9950472, 11056080, 11371968, 12438090, 13267296, 14214960, 14741440, 16584120, 18953280, 19900944, 22112160, 24876180, 26534592, 28429920, 33168240, 39801888, 44224320, 49752360, 56859840, 66336480, 79603776, 99504720, 132672960, 199009440, 398018880]

約数ペア:

[(1, 398018880), (2, 199009440), (3, 132672960), (4, 99504720), (5, 79603776), (6, 66336480), (7, 56859840), (8, 49752360), (9, 44224320), (10, 39801888), (12, 33168240), (14, 28429920), (15, 26534592), (16, 24876180), (18, 22112160), (20, 19900944), (21, 18953280), (24, 16584120), (27, 14741440), (28, 14214960), (30, 13267296), (32, 12438090), (35, 11371968), (36, 11056080), (40, 9950472), (42, 9476640), (45, 8844864), (48, 8292060), (54, 7370720), (56, 7107480), (60, 6633648), (63, 6317760), (64, 6219045), (70, 5685984), (72, 5528040), (80, 4975236), (84, 4738320), (90, 4422432), (96, 4146030), (105, 3790656), (108, 3685360), (112, 3553740), (120, 3316824), (126, 3158880), (135, 2948288), (140, 2842992), (144, 2764020), (160, 2487618), (168, 2369160), (180, 2211216), (189, 2105920), (192, 2073015), (210, 1895328), (216, 1842680), (224, 1776870), (240, 1658412), (252, 1579440), (270, 1474144), (280, 1421496), (288, 1382010), (315, 1263552), (320, 1243809), (336, 1184580), (360, 1105608), (378, 1052960), (420, 947664), (432, 921340), (448, 888435), (480, 829206), (504, 789720), (540, 737072), (560, 710748), (576, 691005), (630, 631776), (672, 592290), (720, 552804), (756, 526480), (840, 473832), (864, 460670), (945, 421184), (960, 414603), (1008, 394860), (1080, 368536), (1120, 355374), (1260, 315888), (1344, 296145), (1440, 276402), (1512, 263240), (1680, 236916), (1728, 230335), (1890, 210592), (2016, 197430), (2160, 184268), (2240, 177687), (2520, 157944), (2880, 138201), (3024, 131620), (3360, 118458), (3780, 105296), (4032, 98715), (4320, 92134), (5040, 78972), (6048, 65810), (6581, 60480), (6720, 59229), (7560, 52648), (8640, 46067), (10080, 39486), (12096, 32905), (13162, 30240), (15120, 26324), (19743, 20160)]