130398720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{16979}}^1$

素因数の和:17005

約数の個数: 80

約数和(自身を含む): 416892960

約数和(自身を除く): 286494240

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, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 16979, 33958, 50937, 67916, 84895, 101874, 135832, 169790, 203748, 254685, 271664, 339580, 407496, 509370, 543328, 679160, 814992, 1018740, 1086656, 1358320, 1629984, 2037480, 2173312, 2716640, 3259968, 4074960, 4346624, 5433280, 6519936, 8149920, 8693248, 10866560, 13039872, 16299840, 21733120, 26079744, 32599680, 43466240, 65199360, 130398720]

約数ペア:

[(1, 130398720), (2, 65199360), (3, 43466240), (4, 32599680), (5, 26079744), (6, 21733120), (8, 16299840), (10, 13039872), (12, 10866560), (15, 8693248), (16, 8149920), (20, 6519936), (24, 5433280), (30, 4346624), (32, 4074960), (40, 3259968), (48, 2716640), (60, 2173312), (64, 2037480), (80, 1629984), (96, 1358320), (120, 1086656), (128, 1018740), (160, 814992), (192, 679160), (240, 543328), (256, 509370), (320, 407496), (384, 339580), (480, 271664), (512, 254685), (640, 203748), (768, 169790), (960, 135832), (1280, 101874), (1536, 84895), (1920, 67916), (2560, 50937), (3840, 33958), (7680, 16979)]