399903840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:534

約数の個数: 288

約数和(自身を含む): 1579556160

約数和(自身を除く): 1179652320

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, 97, 105, 112, 120, 126, 140, 144, 160, 168, 180, 194, 210, 224, 240, 252, 280, 288, 291, 315, 336, 360, 388, 409, 420, 480, 485, 504, 560, 582, 630, 672, 679, 720, 776, 818, 840, 873, 970, 1008, 1120, 1164, 1227, 1260, 1358, 1440, 1455, 1552, 1636, 1680, 1746, 1940, 2016, 2037, 2045, 2328, 2454, 2520, 2716, 2863, 2910, 3104, 3272, 3360, 3395, 3492, 3681, 3880, 4074, 4090, 4365, 4656, 4908, 5040, 5432, 5726, 5820, 6111, 6135, 6544, 6790, 6984, 7362, 7760, 8148, 8180, 8589, 8730, 9312, 9816, 10080, 10185, 10864, 11452, 11640, 12222, 12270, 13088, 13580, 13968, 14315, 14724, 15520, 16296, 16360, 17178, 17460, 18405, 19632, 20370, 21728, 22904, 23280, 24444, 24540, 25767, 27160, 27936, 28630, 29448, 30555, 32592, 32720, 34356, 34920, 36810, 39264, 39673, 40740, 42945, 45808, 46560, 48888, 49080, 51534, 54320, 57260, 58896, 61110, 65184, 65440, 68712, 69840, 73620, 79346, 81480, 85890, 91616, 97776, 98160, 103068, 108640, 114520, 117792, 119019, 122220, 128835, 137424, 139680, 147240, 158692, 162960, 171780, 195552, 196320, 198365, 206136, 229040, 238038, 244440, 257670, 274848, 277711, 294480, 317384, 325920, 343560, 357057, 396730, 412272, 458080, 476076, 488880, 515340, 555422, 588960, 595095, 634768, 687120, 714114, 793460, 824544, 833133, 952152, 977760, 1030680, 1110844, 1190190, 1269536, 1374240, 1388555, 1428228, 1586920, 1666266, 1785285, 1904304, 2061360, 2221688, 2380380, 2499399, 2777110, 2856456, 3173840, 3332532, 3570570, 3808608, 4122720, 4165665, 4443376, 4760760, 4998798, 5554220, 5712912, 6347680, 6665064, 7141140, 8331330, 8886752, 9521520, 9997596, 11108440, 11425824, 12496995, 13330128, 14282280, 16662660, 19043040, 19995192, 22216880, 24993990, 26660256, 28564560, 33325320, 39990384, 44433760, 49987980, 57129120, 66650640, 79980768, 99975960, 133301280, 199951920, 399903840]

約数ペア:

[(1, 399903840), (2, 199951920), (3, 133301280), (4, 99975960), (5, 79980768), (6, 66650640), (7, 57129120), (8, 49987980), (9, 44433760), (10, 39990384), (12, 33325320), (14, 28564560), (15, 26660256), (16, 24993990), (18, 22216880), (20, 19995192), (21, 19043040), (24, 16662660), (28, 14282280), (30, 13330128), (32, 12496995), (35, 11425824), (36, 11108440), (40, 9997596), (42, 9521520), (45, 8886752), (48, 8331330), (56, 7141140), (60, 6665064), (63, 6347680), (70, 5712912), (72, 5554220), (80, 4998798), (84, 4760760), (90, 4443376), (96, 4165665), (97, 4122720), (105, 3808608), (112, 3570570), (120, 3332532), (126, 3173840), (140, 2856456), (144, 2777110), (160, 2499399), (168, 2380380), (180, 2221688), (194, 2061360), (210, 1904304), (224, 1785285), (240, 1666266), (252, 1586920), (280, 1428228), (288, 1388555), (291, 1374240), (315, 1269536), (336, 1190190), (360, 1110844), (388, 1030680), (409, 977760), (420, 952152), (480, 833133), (485, 824544), (504, 793460), (560, 714114), (582, 687120), (630, 634768), (672, 595095), (679, 588960), (720, 555422), (776, 515340), (818, 488880), (840, 476076), (873, 458080), (970, 412272), (1008, 396730), (1120, 357057), (1164, 343560), (1227, 325920), (1260, 317384), (1358, 294480), (1440, 277711), (1455, 274848), (1552, 257670), (1636, 244440), (1680, 238038), (1746, 229040), (1940, 206136), (2016, 198365), (2037, 196320), (2045, 195552), (2328, 171780), (2454, 162960), (2520, 158692), (2716, 147240), (2863, 139680), (2910, 137424), (3104, 128835), (3272, 122220), (3360, 119019), (3395, 117792), (3492, 114520), (3681, 108640), (3880, 103068), (4074, 98160), (4090, 97776), (4365, 91616), (4656, 85890), (4908, 81480), (5040, 79346), (5432, 73620), (5726, 69840), (5820, 68712), (6111, 65440), (6135, 65184), (6544, 61110), (6790, 58896), (6984, 57260), (7362, 54320), (7760, 51534), (8148, 49080), (8180, 48888), (8589, 46560), (8730, 45808), (9312, 42945), (9816, 40740), (10080, 39673), (10185, 39264), (10864, 36810), (11452, 34920), (11640, 34356), (12222, 32720), (12270, 32592), (13088, 30555), (13580, 29448), (13968, 28630), (14315, 27936), (14724, 27160), (15520, 25767), (16296, 24540), (16360, 24444), (17178, 23280), (17460, 22904), (18405, 21728), (19632, 20370)]