401509920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 288

約数和(自身を含む): 1509254208

約数和(自身を除く): 1107744288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 49, 56, 60, 70, 80, 84, 86, 96, 98, 105, 112, 120, 129, 140, 147, 160, 168, 172, 196, 210, 215, 224, 240, 245, 258, 280, 294, 301, 336, 344, 392, 397, 420, 430, 480, 490, 516, 560, 588, 602, 645, 672, 688, 735, 784, 794, 840, 860, 903, 980, 1032, 1120, 1176, 1191, 1204, 1290, 1376, 1470, 1505, 1568, 1588, 1680, 1720, 1806, 1960, 1985, 2064, 2107, 2352, 2382, 2408, 2580, 2779, 2940, 3010, 3176, 3360, 3440, 3612, 3920, 3970, 4128, 4214, 4515, 4704, 4764, 4816, 5160, 5558, 5880, 5955, 6020, 6321, 6352, 6880, 7224, 7840, 7940, 8337, 8428, 9030, 9528, 9632, 10320, 10535, 11116, 11760, 11910, 12040, 12642, 12704, 13895, 14448, 15880, 16674, 16856, 17071, 18060, 19056, 19453, 20640, 21070, 22232, 23520, 23820, 24080, 25284, 27790, 28896, 31605, 31760, 33348, 33712, 34142, 36120, 38112, 38906, 41685, 42140, 44464, 47640, 48160, 50568, 51213, 55580, 58359, 63210, 63520, 66696, 67424, 68284, 72240, 77812, 83370, 84280, 85355, 88928, 95280, 97265, 101136, 102426, 111160, 116718, 119497, 126420, 133392, 136568, 144480, 155624, 166740, 168560, 170710, 190560, 194530, 202272, 204852, 222320, 233436, 238994, 252840, 256065, 266784, 273136, 291795, 311248, 333480, 337120, 341420, 358491, 389060, 409704, 444640, 466872, 477988, 505680, 512130, 546272, 583590, 597485, 622496, 666960, 682840, 716982, 778120, 819408, 836479, 933744, 955976, 1011360, 1024260, 1167180, 1194970, 1333920, 1365680, 1433964, 1556240, 1638816, 1672958, 1792455, 1867488, 1911952, 2048520, 2334360, 2389940, 2509437, 2731360, 2867928, 3112480, 3345916, 3584910, 3823904, 4097040, 4182395, 4668720, 4779880, 5018874, 5735856, 6691832, 7169820, 8194080, 8364790, 9337440, 9559760, 10037748, 11471712, 12547185, 13383664, 14339640, 16729580, 19119520, 20075496, 25094370, 26767328, 28679280, 33459160, 40150992, 50188740, 57358560, 66918320, 80301984, 100377480, 133836640, 200754960, 401509920]

約数ペア:

[(1, 401509920), (2, 200754960), (3, 133836640), (4, 100377480), (5, 80301984), (6, 66918320), (7, 57358560), (8, 50188740), (10, 40150992), (12, 33459160), (14, 28679280), (15, 26767328), (16, 25094370), (20, 20075496), (21, 19119520), (24, 16729580), (28, 14339640), (30, 13383664), (32, 12547185), (35, 11471712), (40, 10037748), (42, 9559760), (43, 9337440), (48, 8364790), (49, 8194080), (56, 7169820), (60, 6691832), (70, 5735856), (80, 5018874), (84, 4779880), (86, 4668720), (96, 4182395), (98, 4097040), (105, 3823904), (112, 3584910), (120, 3345916), (129, 3112480), (140, 2867928), (147, 2731360), (160, 2509437), (168, 2389940), (172, 2334360), (196, 2048520), (210, 1911952), (215, 1867488), (224, 1792455), (240, 1672958), (245, 1638816), (258, 1556240), (280, 1433964), (294, 1365680), (301, 1333920), (336, 1194970), (344, 1167180), (392, 1024260), (397, 1011360), (420, 955976), (430, 933744), (480, 836479), (490, 819408), (516, 778120), (560, 716982), (588, 682840), (602, 666960), (645, 622496), (672, 597485), (688, 583590), (735, 546272), (784, 512130), (794, 505680), (840, 477988), (860, 466872), (903, 444640), (980, 409704), (1032, 389060), (1120, 358491), (1176, 341420), (1191, 337120), (1204, 333480), (1290, 311248), (1376, 291795), (1470, 273136), (1505, 266784), (1568, 256065), (1588, 252840), (1680, 238994), (1720, 233436), (1806, 222320), (1960, 204852), (1985, 202272), (2064, 194530), (2107, 190560), (2352, 170710), (2382, 168560), (2408, 166740), (2580, 155624), (2779, 144480), (2940, 136568), (3010, 133392), (3176, 126420), (3360, 119497), (3440, 116718), (3612, 111160), (3920, 102426), (3970, 101136), (4128, 97265), (4214, 95280), (4515, 88928), (4704, 85355), (4764, 84280), (4816, 83370), (5160, 77812), (5558, 72240), (5880, 68284), (5955, 67424), (6020, 66696), (6321, 63520), (6352, 63210), (6880, 58359), (7224, 55580), (7840, 51213), (7940, 50568), (8337, 48160), (8428, 47640), (9030, 44464), (9528, 42140), (9632, 41685), (10320, 38906), (10535, 38112), (11116, 36120), (11760, 34142), (11910, 33712), (12040, 33348), (12642, 31760), (12704, 31605), (13895, 28896), (14448, 27790), (15880, 25284), (16674, 24080), (16856, 23820), (17071, 23520), (18060, 22232), (19056, 21070), (19453, 20640)]