1810066440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5347}}^1$

素因数の和:5412

約数の個数: 256

約数和(自身を含む): 6900203520

約数和(自身を除く): 5090137080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2418, 2604, 2730, 2821, 3224, 3255, 3640, 3720, 4030, 4340, 4836, 5208, 5347, 5460, 5642, 6045, 6510, 8060, 8463, 8680, 9672, 10694, 10920, 11284, 12090, 13020, 14105, 16041, 16120, 16926, 21388, 22568, 24180, 26040, 26735, 28210, 32082, 33852, 37429, 42315, 42776, 48360, 53470, 56420, 64164, 67704, 69511, 74858, 80205, 84630, 106940, 112287, 112840, 128328, 139022, 149716, 160410, 165757, 169260, 187145, 208533, 213880, 224574, 278044, 299432, 320820, 331514, 338520, 347555, 374290, 417066, 449148, 486577, 497271, 556088, 561435, 641640, 663028, 695110, 748580, 828785, 834132, 898296, 973154, 994542, 1042665, 1122870, 1160299, 1326056, 1390220, 1459731, 1497160, 1657570, 1668264, 1946308, 1989084, 2085330, 2154841, 2245740, 2320598, 2432885, 2486355, 2780440, 2919462, 3315140, 3480897, 3892616, 3978168, 4170660, 4309682, 4491480, 4641196, 4865770, 4972710, 5801495, 5838924, 6464523, 6630280, 6961794, 7298655, 8341320, 8619364, 9282392, 9731540, 9945420, 10774205, 11602990, 11677848, 12929046, 13923588, 14597310, 15083887, 17238728, 17404485, 19463080, 19890840, 21548410, 23205980, 25858092, 27847176, 29194620, 30167774, 32322615, 34808970, 43096820, 45251661, 46411960, 51716184, 58389240, 60335548, 64645230, 69617940, 75419435, 86193640, 90503322, 120671096, 129290460, 139235880, 150838870, 181006644, 226258305, 258580920, 301677740, 362013288, 452516610, 603355480, 905033220, 1810066440]

約数ペア:

[(1, 1810066440), (2, 905033220), (3, 603355480), (4, 452516610), (5, 362013288), (6, 301677740), (7, 258580920), (8, 226258305), (10, 181006644), (12, 150838870), (13, 139235880), (14, 129290460), (15, 120671096), (20, 90503322), (21, 86193640), (24, 75419435), (26, 69617940), (28, 64645230), (30, 60335548), (31, 58389240), (35, 51716184), (39, 46411960), (40, 45251661), (42, 43096820), (52, 34808970), (56, 32322615), (60, 30167774), (62, 29194620), (65, 27847176), (70, 25858092), (78, 23205980), (84, 21548410), (91, 19890840), (93, 19463080), (104, 17404485), (105, 17238728), (120, 15083887), (124, 14597310), (130, 13923588), (140, 12929046), (155, 11677848), (156, 11602990), (168, 10774205), (182, 9945420), (186, 9731540), (195, 9282392), (210, 8619364), (217, 8341320), (248, 7298655), (260, 6961794), (273, 6630280), (280, 6464523), (310, 5838924), (312, 5801495), (364, 4972710), (372, 4865770), (390, 4641196), (403, 4491480), (420, 4309682), (434, 4170660), (455, 3978168), (465, 3892616), (520, 3480897), (546, 3315140), (620, 2919462), (651, 2780440), (728, 2486355), (744, 2432885), (780, 2320598), (806, 2245740), (840, 2154841), (868, 2085330), (910, 1989084), (930, 1946308), (1085, 1668264), (1092, 1657570), (1209, 1497160), (1240, 1459731), (1302, 1390220), (1365, 1326056), (1560, 1160299), (1612, 1122870), (1736, 1042665), (1820, 994542), (1860, 973154), (2015, 898296), (2170, 834132), (2184, 828785), (2418, 748580), (2604, 695110), (2730, 663028), (2821, 641640), (3224, 561435), (3255, 556088), (3640, 497271), (3720, 486577), (4030, 449148), (4340, 417066), (4836, 374290), (5208, 347555), (5347, 338520), (5460, 331514), (5642, 320820), (6045, 299432), (6510, 278044), (8060, 224574), (8463, 213880), (8680, 208533), (9672, 187145), (10694, 169260), (10920, 165757), (11284, 160410), (12090, 149716), (13020, 139022), (14105, 128328), (16041, 112840), (16120, 112287), (16926, 106940), (21388, 84630), (22568, 80205), (24180, 74858), (26040, 69511), (26735, 67704), (28210, 64164), (32082, 56420), (33852, 53470), (37429, 48360), (42315, 42776)]