981757728

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{953}}^1$

素因数の和:1056

約数の個数: 216

約数和(自身を含む): 3295633068

約数和(自身を除く): 2313875340

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 73, 84, 96, 98, 112, 126, 144, 146, 147, 168, 196, 219, 224, 252, 288, 292, 294, 336, 392, 438, 441, 504, 511, 584, 588, 657, 672, 784, 876, 882, 953, 1008, 1022, 1168, 1176, 1314, 1533, 1568, 1752, 1764, 1906, 2016, 2044, 2336, 2352, 2628, 2859, 3066, 3504, 3528, 3577, 3812, 4088, 4599, 4704, 5256, 5718, 6132, 6671, 7008, 7056, 7154, 7624, 8176, 8577, 9198, 10512, 10731, 11436, 12264, 13342, 14112, 14308, 15248, 16352, 17154, 18396, 20013, 21024, 21462, 22872, 24528, 26684, 28616, 30496, 32193, 34308, 36792, 40026, 42924, 45744, 46697, 49056, 53368, 57232, 60039, 64386, 68616, 69569, 73584, 80052, 85848, 91488, 93394, 106736, 114464, 120078, 128772, 137232, 139138, 140091, 147168, 160104, 171696, 186788, 208707, 213472, 240156, 257544, 274464, 278276, 280182, 320208, 343392, 373576, 417414, 420273, 480312, 486983, 515088, 556552, 560364, 626121, 640416, 747152, 834828, 840546, 960624, 973966, 1030176, 1113104, 1120728, 1252242, 1460949, 1494304, 1669656, 1681092, 1921248, 1947932, 2226208, 2241456, 2504484, 2921898, 3339312, 3362184, 3408881, 3895864, 4382847, 4482912, 5008968, 5843796, 6678624, 6724368, 6817762, 7791728, 8765694, 10017936, 10226643, 11687592, 13448736, 13635524, 15583456, 17531388, 20035872, 20453286, 23375184, 27271048, 30679929, 35062776, 40906572, 46750368, 54542096, 61359858, 70125552, 81813144, 109084192, 122719716, 140251104, 163626288, 245439432, 327252576, 490878864, 981757728]

約数ペア:

[(1, 981757728), (2, 490878864), (3, 327252576), (4, 245439432), (6, 163626288), (7, 140251104), (8, 122719716), (9, 109084192), (12, 81813144), (14, 70125552), (16, 61359858), (18, 54542096), (21, 46750368), (24, 40906572), (28, 35062776), (32, 30679929), (36, 27271048), (42, 23375184), (48, 20453286), (49, 20035872), (56, 17531388), (63, 15583456), (72, 13635524), (73, 13448736), (84, 11687592), (96, 10226643), (98, 10017936), (112, 8765694), (126, 7791728), (144, 6817762), (146, 6724368), (147, 6678624), (168, 5843796), (196, 5008968), (219, 4482912), (224, 4382847), (252, 3895864), (288, 3408881), (292, 3362184), (294, 3339312), (336, 2921898), (392, 2504484), (438, 2241456), (441, 2226208), (504, 1947932), (511, 1921248), (584, 1681092), (588, 1669656), (657, 1494304), (672, 1460949), (784, 1252242), (876, 1120728), (882, 1113104), (953, 1030176), (1008, 973966), (1022, 960624), (1168, 840546), (1176, 834828), (1314, 747152), (1533, 640416), (1568, 626121), (1752, 560364), (1764, 556552), (1906, 515088), (2016, 486983), (2044, 480312), (2336, 420273), (2352, 417414), (2628, 373576), (2859, 343392), (3066, 320208), (3504, 280182), (3528, 278276), (3577, 274464), (3812, 257544), (4088, 240156), (4599, 213472), (4704, 208707), (5256, 186788), (5718, 171696), (6132, 160104), (6671, 147168), (7008, 140091), (7056, 139138), (7154, 137232), (7624, 128772), (8176, 120078), (8577, 114464), (9198, 106736), (10512, 93394), (10731, 91488), (11436, 85848), (12264, 80052), (13342, 73584), (14112, 69569), (14308, 68616), (15248, 64386), (16352, 60039), (17154, 57232), (18396, 53368), (20013, 49056), (21024, 46697), (21462, 45744), (22872, 42924), (24528, 40026), (26684, 36792), (28616, 34308), (30496, 32193)]