215882880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:742

約数の個数: 128

約数和(自身を含む): 692539200

約数和(自身を除く): 476656320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 229, 240, 320, 384, 458, 480, 491, 640, 687, 916, 960, 982, 1145, 1374, 1473, 1832, 1920, 1964, 2290, 2455, 2748, 2946, 3435, 3664, 3928, 4580, 4910, 5496, 5892, 6870, 7328, 7365, 7856, 9160, 9820, 10992, 11784, 13740, 14656, 14730, 15712, 18320, 19640, 21984, 23568, 27480, 29312, 29460, 31424, 36640, 39280, 43968, 47136, 54960, 58920, 62848, 73280, 78560, 87936, 94272, 109920, 112439, 117840, 146560, 157120, 188544, 219840, 224878, 235680, 314240, 337317, 439680, 449756, 471360, 562195, 674634, 899512, 942720, 1124390, 1349268, 1686585, 1799024, 2248780, 2698536, 3373170, 3598048, 4497560, 5397072, 6746340, 7196096, 8995120, 10794144, 13492680, 14392192, 17990240, 21588288, 26985360, 35980480, 43176576, 53970720, 71960960, 107941440, 215882880]

約数ペア:

[(1, 215882880), (2, 107941440), (3, 71960960), (4, 53970720), (5, 43176576), (6, 35980480), (8, 26985360), (10, 21588288), (12, 17990240), (15, 14392192), (16, 13492680), (20, 10794144), (24, 8995120), (30, 7196096), (32, 6746340), (40, 5397072), (48, 4497560), (60, 3598048), (64, 3373170), (80, 2698536), (96, 2248780), (120, 1799024), (128, 1686585), (160, 1349268), (192, 1124390), (229, 942720), (240, 899512), (320, 674634), (384, 562195), (458, 471360), (480, 449756), (491, 439680), (640, 337317), (687, 314240), (916, 235680), (960, 224878), (982, 219840), (1145, 188544), (1374, 157120), (1473, 146560), (1832, 117840), (1920, 112439), (1964, 109920), (2290, 94272), (2455, 87936), (2748, 78560), (2946, 73280), (3435, 62848), (3664, 58920), (3928, 54960), (4580, 47136), (4910, 43968), (5496, 39280), (5892, 36640), (6870, 31424), (7328, 29460), (7365, 29312), (7856, 27480), (9160, 23568), (9820, 21984), (10992, 19640), (11784, 18320), (13740, 15712), (14656, 14730)]