638132880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4933}}^1$

素因数の和:4974

約数の個数: 240

約数和(自身を含む): 2510892864

約数和(自身を除く): 1872759984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 154, 165, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 308, 330, 336, 385, 392, 420, 440, 462, 490, 528, 539, 560, 588, 616, 660, 735, 770, 784, 840, 880, 924, 980, 1078, 1155, 1176, 1232, 1320, 1470, 1540, 1617, 1680, 1848, 1960, 2156, 2310, 2352, 2640, 2695, 2940, 3080, 3234, 3696, 3920, 4312, 4620, 4933, 5390, 5880, 6160, 6468, 8085, 8624, 9240, 9866, 10780, 11760, 12936, 14799, 16170, 18480, 19732, 21560, 24665, 25872, 29598, 32340, 34531, 39464, 43120, 49330, 54263, 59196, 64680, 69062, 73995, 78928, 98660, 103593, 108526, 118392, 129360, 138124, 147990, 162789, 172655, 197320, 207186, 217052, 236784, 241717, 271315, 276248, 295980, 325578, 345310, 379841, 394640, 414372, 434104, 483434, 517965, 542630, 552496, 591960, 651156, 690620, 725151, 759682, 813945, 828744, 868208, 966868, 1035930, 1085260, 1139523, 1183920, 1208585, 1302312, 1381240, 1450302, 1519364, 1627890, 1657488, 1899205, 1933736, 2071860, 2170520, 2279046, 2417170, 2604624, 2658887, 2762480, 2900604, 3038728, 3255780, 3625755, 3798410, 3867472, 4143720, 4341040, 4558092, 4834340, 5317774, 5697615, 5801208, 6077456, 6511560, 7251510, 7596820, 7976661, 8287440, 9116184, 9668680, 10635548, 11395230, 11602416, 13023120, 13294435, 14503020, 15193640, 15953322, 18232368, 19337360, 21271096, 22790460, 26588870, 29006040, 30387280, 31906644, 39883305, 42542192, 45580920, 53177740, 58012080, 63813288, 79766610, 91161840, 106355480, 127626576, 159533220, 212710960, 319066440, 638132880]

約数ペア:

[(1, 638132880), (2, 319066440), (3, 212710960), (4, 159533220), (5, 127626576), (6, 106355480), (7, 91161840), (8, 79766610), (10, 63813288), (11, 58012080), (12, 53177740), (14, 45580920), (15, 42542192), (16, 39883305), (20, 31906644), (21, 30387280), (22, 29006040), (24, 26588870), (28, 22790460), (30, 21271096), (33, 19337360), (35, 18232368), (40, 15953322), (42, 15193640), (44, 14503020), (48, 13294435), (49, 13023120), (55, 11602416), (56, 11395230), (60, 10635548), (66, 9668680), (70, 9116184), (77, 8287440), (80, 7976661), (84, 7596820), (88, 7251510), (98, 6511560), (105, 6077456), (110, 5801208), (112, 5697615), (120, 5317774), (132, 4834340), (140, 4558092), (147, 4341040), (154, 4143720), (165, 3867472), (168, 3798410), (176, 3625755), (196, 3255780), (210, 3038728), (220, 2900604), (231, 2762480), (240, 2658887), (245, 2604624), (264, 2417170), (280, 2279046), (294, 2170520), (308, 2071860), (330, 1933736), (336, 1899205), (385, 1657488), (392, 1627890), (420, 1519364), (440, 1450302), (462, 1381240), (490, 1302312), (528, 1208585), (539, 1183920), (560, 1139523), (588, 1085260), (616, 1035930), (660, 966868), (735, 868208), (770, 828744), (784, 813945), (840, 759682), (880, 725151), (924, 690620), (980, 651156), (1078, 591960), (1155, 552496), (1176, 542630), (1232, 517965), (1320, 483434), (1470, 434104), (1540, 414372), (1617, 394640), (1680, 379841), (1848, 345310), (1960, 325578), (2156, 295980), (2310, 276248), (2352, 271315), (2640, 241717), (2695, 236784), (2940, 217052), (3080, 207186), (3234, 197320), (3696, 172655), (3920, 162789), (4312, 147990), (4620, 138124), (4933, 129360), (5390, 118392), (5880, 108526), (6160, 103593), (6468, 98660), (8085, 78928), (8624, 73995), (9240, 69062), (9866, 64680), (10780, 59196), (11760, 54263), (12936, 49330), (14799, 43120), (16170, 39464), (18480, 34531), (19732, 32340), (21560, 29598), (24665, 25872)]