281640240

素因数分解:

$2^4\times 3^4\times 5^1\times 7^2\times {\mathrm{887}}^1$

素因数の和:926

約数の個数: 300

約数和(自身を含む): 1139163696

約数和(自身を除く): 857523456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 162, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 324, 336, 360, 378, 392, 405, 420, 432, 441, 490, 504, 540, 560, 567, 588, 630, 648, 720, 735, 756, 784, 810, 840, 882, 887, 945, 980, 1008, 1080, 1134, 1176, 1260, 1296, 1323, 1470, 1512, 1620, 1680, 1764, 1774, 1890, 1960, 2160, 2205, 2268, 2352, 2520, 2646, 2661, 2835, 2940, 3024, 3240, 3528, 3548, 3780, 3920, 3969, 4410, 4435, 4536, 5040, 5292, 5322, 5670, 5880, 6209, 6480, 6615, 7056, 7096, 7560, 7938, 7983, 8820, 8870, 9072, 10584, 10644, 11340, 11760, 12418, 13230, 13305, 14192, 15120, 15876, 15966, 17640, 17740, 18627, 19845, 21168, 21288, 22680, 23949, 24836, 26460, 26610, 31045, 31752, 31932, 35280, 35480, 37254, 39690, 39915, 42576, 43463, 45360, 47898, 49672, 52920, 53220, 55881, 62090, 63504, 63864, 70960, 71847, 74508, 79380, 79830, 86926, 93135, 95796, 99344, 105840, 106440, 111762, 119745, 124180, 127728, 130389, 143694, 149016, 158760, 159660, 167643, 173852, 186270, 191592, 212880, 217315, 223524, 239490, 248360, 260778, 279405, 287388, 298032, 317520, 319320, 335286, 347704, 359235, 372540, 383184, 391167, 434630, 447048, 478980, 496720, 502929, 521556, 558810, 574776, 638640, 651945, 670572, 695408, 718470, 745080, 782334, 838215, 869260, 894096, 957960, 1005858, 1043112, 1117620, 1149552, 1173501, 1303890, 1341144, 1436940, 1490160, 1564668, 1676430, 1738520, 1915920, 1955835, 2011716, 2086224, 2235240, 2347002, 2514645, 2607780, 2682288, 2873880, 3129336, 3352860, 3477040, 3520503, 3911670, 4023432, 4470480, 4694004, 5029290, 5215560, 5747760, 5867505, 6258672, 6705720, 7041006, 7823340, 8046864, 9388008, 10058580, 10431120, 11735010, 13411440, 14082012, 15646680, 17602515, 18776016, 20117160, 23470020, 28164024, 31293360, 35205030, 40234320, 46940040, 56328048, 70410060, 93880080, 140820120, 281640240]

約数ペア:

[(1, 281640240), (2, 140820120), (3, 93880080), (4, 70410060), (5, 56328048), (6, 46940040), (7, 40234320), (8, 35205030), (9, 31293360), (10, 28164024), (12, 23470020), (14, 20117160), (15, 18776016), (16, 17602515), (18, 15646680), (20, 14082012), (21, 13411440), (24, 11735010), (27, 10431120), (28, 10058580), (30, 9388008), (35, 8046864), (36, 7823340), (40, 7041006), (42, 6705720), (45, 6258672), (48, 5867505), (49, 5747760), (54, 5215560), (56, 5029290), (60, 4694004), (63, 4470480), (70, 4023432), (72, 3911670), (80, 3520503), (81, 3477040), (84, 3352860), (90, 3129336), (98, 2873880), (105, 2682288), (108, 2607780), (112, 2514645), (120, 2347002), (126, 2235240), (135, 2086224), (140, 2011716), (144, 1955835), (147, 1915920), (162, 1738520), (168, 1676430), (180, 1564668), (189, 1490160), (196, 1436940), (210, 1341144), (216, 1303890), (240, 1173501), (245, 1149552), (252, 1117620), (270, 1043112), (280, 1005858), (294, 957960), (315, 894096), (324, 869260), (336, 838215), (360, 782334), (378, 745080), (392, 718470), (405, 695408), (420, 670572), (432, 651945), (441, 638640), (490, 574776), (504, 558810), (540, 521556), (560, 502929), (567, 496720), (588, 478980), (630, 447048), (648, 434630), (720, 391167), (735, 383184), (756, 372540), (784, 359235), (810, 347704), (840, 335286), (882, 319320), (887, 317520), (945, 298032), (980, 287388), (1008, 279405), (1080, 260778), (1134, 248360), (1176, 239490), (1260, 223524), (1296, 217315), (1323, 212880), (1470, 191592), (1512, 186270), (1620, 173852), (1680, 167643), (1764, 159660), (1774, 158760), (1890, 149016), (1960, 143694), (2160, 130389), (2205, 127728), (2268, 124180), (2352, 119745), (2520, 111762), (2646, 106440), (2661, 105840), (2835, 99344), (2940, 95796), (3024, 93135), (3240, 86926), (3528, 79830), (3548, 79380), (3780, 74508), (3920, 71847), (3969, 70960), (4410, 63864), (4435, 63504), (4536, 62090), (5040, 55881), (5292, 53220), (5322, 52920), (5670, 49672), (5880, 47898), (6209, 45360), (6480, 43463), (6615, 42576), (7056, 39915), (7096, 39690), (7560, 37254), (7938, 35480), (7983, 35280), (8820, 31932), (8870, 31752), (9072, 31045), (10584, 26610), (10644, 26460), (11340, 24836), (11760, 23949), (12418, 22680), (13230, 21288), (13305, 21168), (14192, 19845), (15120, 18627), (15876, 17740), (15966, 17640)]