289514280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 968325120

約数和(自身を除く): 678810840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 127, 132, 157, 165, 220, 242, 254, 264, 314, 330, 363, 381, 440, 471, 484, 508, 605, 628, 635, 660, 726, 762, 785, 942, 968, 1016, 1210, 1256, 1270, 1320, 1397, 1452, 1524, 1570, 1727, 1815, 1884, 1905, 2355, 2420, 2540, 2794, 2904, 3048, 3140, 3454, 3630, 3768, 3810, 4191, 4710, 4840, 5080, 5181, 5588, 6280, 6908, 6985, 7260, 7620, 8382, 8635, 9420, 10362, 11176, 13816, 13970, 14520, 15240, 15367, 16764, 17270, 18840, 18997, 19939, 20724, 20955, 25905, 27940, 30734, 33528, 34540, 37994, 39878, 41448, 41910, 46101, 51810, 55880, 56991, 59817, 61468, 69080, 75988, 76835, 79756, 83820, 92202, 94985, 99695, 103620, 113982, 119634, 122936, 151976, 153670, 159512, 167640, 184404, 189970, 199390, 207240, 219329, 227964, 230505, 239268, 284955, 299085, 307340, 368808, 379940, 398780, 438658, 455928, 461010, 478536, 569910, 598170, 614680, 657987, 759880, 797560, 877316, 922020, 1096645, 1139820, 1196340, 1315974, 1754632, 1844040, 2193290, 2279640, 2392680, 2412619, 2631948, 3289935, 4386580, 4825238, 5263896, 6579870, 7237857, 8773160, 9650476, 12063095, 13159740, 14475714, 19300952, 24126190, 26319480, 28951428, 36189285, 48252380, 57902856, 72378570, 96504760, 144757140, 289514280]

約数ペア:

[(1, 289514280), (2, 144757140), (3, 96504760), (4, 72378570), (5, 57902856), (6, 48252380), (8, 36189285), (10, 28951428), (11, 26319480), (12, 24126190), (15, 19300952), (20, 14475714), (22, 13159740), (24, 12063095), (30, 9650476), (33, 8773160), (40, 7237857), (44, 6579870), (55, 5263896), (60, 4825238), (66, 4386580), (88, 3289935), (110, 2631948), (120, 2412619), (121, 2392680), (127, 2279640), (132, 2193290), (157, 1844040), (165, 1754632), (220, 1315974), (242, 1196340), (254, 1139820), (264, 1096645), (314, 922020), (330, 877316), (363, 797560), (381, 759880), (440, 657987), (471, 614680), (484, 598170), (508, 569910), (605, 478536), (628, 461010), (635, 455928), (660, 438658), (726, 398780), (762, 379940), (785, 368808), (942, 307340), (968, 299085), (1016, 284955), (1210, 239268), (1256, 230505), (1270, 227964), (1320, 219329), (1397, 207240), (1452, 199390), (1524, 189970), (1570, 184404), (1727, 167640), (1815, 159512), (1884, 153670), (1905, 151976), (2355, 122936), (2420, 119634), (2540, 113982), (2794, 103620), (2904, 99695), (3048, 94985), (3140, 92202), (3454, 83820), (3630, 79756), (3768, 76835), (3810, 75988), (4191, 69080), (4710, 61468), (4840, 59817), (5080, 56991), (5181, 55880), (5588, 51810), (6280, 46101), (6908, 41910), (6985, 41448), (7260, 39878), (7620, 37994), (8382, 34540), (8635, 33528), (9420, 30734), (10362, 27940), (11176, 25905), (13816, 20955), (13970, 20724), (14520, 19939), (15240, 18997), (15367, 18840), (16764, 17270)]