2109164680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:839

約数の個数: 128

約数和(自身を含む): 5555796480

約数和(自身を除く): 3446631800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 311, 371, 424, 457, 530, 622, 742, 914, 1060, 1244, 1484, 1555, 1828, 1855, 2120, 2177, 2285, 2488, 2968, 3110, 3199, 3656, 3710, 4354, 4570, 6220, 6398, 7420, 8708, 9140, 10885, 12440, 12796, 14840, 15995, 16483, 17416, 18280, 21770, 24221, 25592, 31990, 32966, 43540, 48442, 63980, 65932, 82415, 87080, 96884, 115381, 121105, 127960, 131864, 142127, 164830, 169547, 193768, 230762, 242210, 284254, 329660, 339094, 461524, 484420, 568508, 576905, 659320, 678188, 710635, 847735, 923048, 968840, 994889, 1137016, 1153810, 1356376, 1421270, 1695470, 1989778, 2307620, 2842540, 3390940, 3979556, 4615240, 4974445, 5685080, 6781880, 7532731, 7959112, 9948890, 15065462, 19897780, 30130924, 37663655, 39795560, 52729117, 60261848, 75327310, 105458234, 150654620, 210916468, 263645585, 301309240, 421832936, 527291170, 1054582340, 2109164680]

約数ペア:

[(1, 2109164680), (2, 1054582340), (4, 527291170), (5, 421832936), (7, 301309240), (8, 263645585), (10, 210916468), (14, 150654620), (20, 105458234), (28, 75327310), (35, 60261848), (40, 52729117), (53, 39795560), (56, 37663655), (70, 30130924), (106, 19897780), (140, 15065462), (212, 9948890), (265, 7959112), (280, 7532731), (311, 6781880), (371, 5685080), (424, 4974445), (457, 4615240), (530, 3979556), (622, 3390940), (742, 2842540), (914, 2307620), (1060, 1989778), (1244, 1695470), (1484, 1421270), (1555, 1356376), (1828, 1153810), (1855, 1137016), (2120, 994889), (2177, 968840), (2285, 923048), (2488, 847735), (2968, 710635), (3110, 678188), (3199, 659320), (3656, 576905), (3710, 568508), (4354, 484420), (4570, 461524), (6220, 339094), (6398, 329660), (7420, 284254), (8708, 242210), (9140, 230762), (10885, 193768), (12440, 169547), (12796, 164830), (14840, 142127), (15995, 131864), (16483, 127960), (17416, 121105), (18280, 115381), (21770, 96884), (24221, 87080), (25592, 82415), (31990, 65932), (32966, 63980), (43540, 48442)]