20164187904

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{6857}}^1$

素因数の和:7430

約数の個数: 144

約数和(自身を含む): 61453824768

約数和(自身を除く): 41289636864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 547, 672, 768, 896, 1094, 1344, 1641, 1792, 2188, 2688, 3282, 3829, 4376, 5376, 6564, 6857, 7658, 8752, 11487, 13128, 13714, 15316, 17504, 20571, 22974, 26256, 27428, 30632, 35008, 41142, 45948, 47999, 52512, 54856, 61264, 70016, 82284, 91896, 95998, 105024, 109712, 122528, 140032, 143997, 164568, 183792, 191996, 210048, 219424, 245056, 287994, 329136, 367584, 383992, 420096, 438848, 490112, 575988, 658272, 735168, 767984, 877696, 980224, 1151976, 1316544, 1470336, 1535968, 1755392, 2303952, 2633088, 2940672, 3071936, 3750779, 4607904, 5266176, 6143872, 7501558, 9215808, 11252337, 12287744, 15003116, 18431616, 22504674, 26255453, 30006232, 36863232, 45009348, 52510906, 60012464, 78766359, 90018696, 105021812, 120024928, 157532718, 180037392, 210043624, 240049856, 315065436, 360074784, 420087248, 480099712, 630130872, 720149568, 840174496, 960199424, 1260261744, 1440299136, 1680348992, 2520523488, 2880598272, 3360697984, 5041046976, 6721395968, 10082093952, 20164187904]

約数ペア:

[(1, 20164187904), (2, 10082093952), (3, 6721395968), (4, 5041046976), (6, 3360697984), (7, 2880598272), (8, 2520523488), (12, 1680348992), (14, 1440299136), (16, 1260261744), (21, 960199424), (24, 840174496), (28, 720149568), (32, 630130872), (42, 480099712), (48, 420087248), (56, 360074784), (64, 315065436), (84, 240049856), (96, 210043624), (112, 180037392), (128, 157532718), (168, 120024928), (192, 105021812), (224, 90018696), (256, 78766359), (336, 60012464), (384, 52510906), (448, 45009348), (547, 36863232), (672, 30006232), (768, 26255453), (896, 22504674), (1094, 18431616), (1344, 15003116), (1641, 12287744), (1792, 11252337), (2188, 9215808), (2688, 7501558), (3282, 6143872), (3829, 5266176), (4376, 4607904), (5376, 3750779), (6564, 3071936), (6857, 2940672), (7658, 2633088), (8752, 2303952), (11487, 1755392), (13128, 1535968), (13714, 1470336), (15316, 1316544), (17504, 1151976), (20571, 980224), (22974, 877696), (26256, 767984), (27428, 735168), (30632, 658272), (35008, 575988), (41142, 490112), (45948, 438848), (47999, 420096), (52512, 383992), (54856, 367584), (61264, 329136), (70016, 287994), (82284, 245056), (91896, 219424), (95998, 210048), (105024, 191996), (109712, 183792), (122528, 164568), (140032, 143997)]