193281280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4871}}^1$

素因数の和:4923

約数の個数: 72

約数和(自身を含む): 478001664

約数和(自身を除く): 284720384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4871, 4960, 7936, 9742, 9920, 19484, 19840, 24355, 38968, 39680, 48710, 77936, 97420, 151001, 155872, 194840, 302002, 311744, 389680, 604004, 623488, 755005, 779360, 1208008, 1246976, 1510010, 1558720, 2416016, 3020020, 3117440, 4832032, 6040040, 6234880, 9664064, 12080080, 19328128, 24160160, 38656256, 48320320, 96640640, 193281280]

約数ペア:

[(1, 193281280), (2, 96640640), (4, 48320320), (5, 38656256), (8, 24160160), (10, 19328128), (16, 12080080), (20, 9664064), (31, 6234880), (32, 6040040), (40, 4832032), (62, 3117440), (64, 3020020), (80, 2416016), (124, 1558720), (128, 1510010), (155, 1246976), (160, 1208008), (248, 779360), (256, 755005), (310, 623488), (320, 604004), (496, 389680), (620, 311744), (640, 302002), (992, 194840), (1240, 155872), (1280, 151001), (1984, 97420), (2480, 77936), (3968, 48710), (4871, 39680), (4960, 38968), (7936, 24355), (9742, 19840), (9920, 19484)]