290689560

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{1831}}^1$

素因数の和:1868

約数の個数: 240

約数和(自身を含む): 1137177360

約数和(自身を除く): 846487800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1831, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3662, 3780, 3969, 4410, 4536, 5292, 5493, 5670, 5880, 6615, 7324, 7560, 7938, 8820, 9155, 10584, 10986, 11340, 12817, 13230, 14648, 15876, 16479, 17640, 18310, 19845, 21972, 22680, 25634, 26460, 27465, 31752, 32958, 36620, 38451, 39690, 43944, 49437, 51268, 52920, 54930, 64085, 65916, 73240, 76902, 79380, 82395, 89719, 98874, 102536, 109860, 115353, 128170, 131832, 148311, 153804, 158760, 164790, 179438, 192255, 197748, 219720, 230706, 247185, 256340, 269157, 296622, 307608, 329580, 346059, 358876, 384510, 395496, 448595, 461412, 494370, 512680, 538314, 576765, 593244, 659160, 692118, 717752, 741555, 769020, 807471, 897190, 922824, 988740, 1038177, 1076628, 1153530, 1186488, 1345785, 1384236, 1483110, 1538040, 1614942, 1730295, 1794380, 1977480, 2076354, 2153256, 2307060, 2422413, 2691570, 2768472, 2966220, 3229884, 3460590, 3588760, 4037355, 4152708, 4614120, 4844826, 5190885, 5383140, 5932440, 6459768, 6921180, 7267239, 8074710, 8305416, 9689652, 10381770, 10766280, 12112065, 13842360, 14534478, 16149420, 19379304, 20763540, 24224130, 29068956, 32298840, 36336195, 41527080, 48448260, 58137912, 72672390, 96896520, 145344780, 290689560]

約数ペア:

[(1, 290689560), (2, 145344780), (3, 96896520), (4, 72672390), (5, 58137912), (6, 48448260), (7, 41527080), (8, 36336195), (9, 32298840), (10, 29068956), (12, 24224130), (14, 20763540), (15, 19379304), (18, 16149420), (20, 14534478), (21, 13842360), (24, 12112065), (27, 10766280), (28, 10381770), (30, 9689652), (35, 8305416), (36, 8074710), (40, 7267239), (42, 6921180), (45, 6459768), (49, 5932440), (54, 5383140), (56, 5190885), (60, 4844826), (63, 4614120), (70, 4152708), (72, 4037355), (81, 3588760), (84, 3460590), (90, 3229884), (98, 2966220), (105, 2768472), (108, 2691570), (120, 2422413), (126, 2307060), (135, 2153256), (140, 2076354), (147, 1977480), (162, 1794380), (168, 1730295), (180, 1614942), (189, 1538040), (196, 1483110), (210, 1384236), (216, 1345785), (245, 1186488), (252, 1153530), (270, 1076628), (280, 1038177), (294, 988740), (315, 922824), (324, 897190), (360, 807471), (378, 769020), (392, 741555), (405, 717752), (420, 692118), (441, 659160), (490, 593244), (504, 576765), (540, 538314), (567, 512680), (588, 494370), (630, 461412), (648, 448595), (735, 395496), (756, 384510), (810, 358876), (840, 346059), (882, 329580), (945, 307608), (980, 296622), (1080, 269157), (1134, 256340), (1176, 247185), (1260, 230706), (1323, 219720), (1470, 197748), (1512, 192255), (1620, 179438), (1764, 164790), (1831, 158760), (1890, 153804), (1960, 148311), (2205, 131832), (2268, 128170), (2520, 115353), (2646, 109860), (2835, 102536), (2940, 98874), (3240, 89719), (3528, 82395), (3662, 79380), (3780, 76902), (3969, 73240), (4410, 65916), (4536, 64085), (5292, 54930), (5493, 52920), (5670, 51268), (5880, 49437), (6615, 43944), (7324, 39690), (7560, 38451), (7938, 36620), (8820, 32958), (9155, 31752), (10584, 27465), (10986, 26460), (11340, 25634), (12817, 22680), (13230, 21972), (14648, 19845), (15876, 18310), (16479, 17640)]