211770160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:723

約数の個数: 120

約数和(自身を含む): 580141440

約数和(自身を除く): 368371280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 178, 196, 245, 280, 356, 392, 445, 490, 560, 607, 623, 712, 784, 890, 980, 1214, 1246, 1424, 1780, 1960, 2428, 2492, 3035, 3115, 3560, 3920, 4249, 4361, 4856, 4984, 6070, 6230, 7120, 8498, 8722, 9712, 9968, 12140, 12460, 16996, 17444, 21245, 21805, 24280, 24920, 29743, 33992, 34888, 42490, 43610, 48560, 49840, 54023, 59486, 67984, 69776, 84980, 87220, 108046, 118972, 148715, 169960, 174440, 216092, 237944, 270115, 297430, 339920, 348880, 378161, 432184, 475888, 540230, 594860, 756322, 864368, 1080460, 1189720, 1512644, 1890805, 2160920, 2379440, 2647127, 3025288, 3781610, 4321840, 5294254, 6050576, 7563220, 10588508, 13235635, 15126440, 21177016, 26471270, 30252880, 42354032, 52942540, 105885080, 211770160]

約数ペア:

[(1, 211770160), (2, 105885080), (4, 52942540), (5, 42354032), (7, 30252880), (8, 26471270), (10, 21177016), (14, 15126440), (16, 13235635), (20, 10588508), (28, 7563220), (35, 6050576), (40, 5294254), (49, 4321840), (56, 3781610), (70, 3025288), (80, 2647127), (89, 2379440), (98, 2160920), (112, 1890805), (140, 1512644), (178, 1189720), (196, 1080460), (245, 864368), (280, 756322), (356, 594860), (392, 540230), (445, 475888), (490, 432184), (560, 378161), (607, 348880), (623, 339920), (712, 297430), (784, 270115), (890, 237944), (980, 216092), (1214, 174440), (1246, 169960), (1424, 148715), (1780, 118972), (1960, 108046), (2428, 87220), (2492, 84980), (3035, 69776), (3115, 67984), (3560, 59486), (3920, 54023), (4249, 49840), (4361, 48560), (4856, 43610), (4984, 42490), (6070, 34888), (6230, 33992), (7120, 29743), (8498, 24920), (8722, 24280), (9712, 21805), (9968, 21245), (12140, 17444), (12460, 16996)]