923841280

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9887}}^1$

素因数の和:9981

約数の個数: 72

約数和(自身を含む): 2243428992

約数和(自身を除く): 1319587712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 584, 640, 730, 1168, 1280, 1460, 2336, 2920, 4672, 5840, 9344, 9887, 11680, 18688, 19774, 23360, 39548, 46720, 49435, 79096, 93440, 98870, 158192, 197740, 316384, 395480, 632768, 721751, 790960, 1265536, 1443502, 1581920, 2531072, 2887004, 3163840, 3608755, 5774008, 6327680, 7217510, 11548016, 12655360, 14435020, 23096032, 28870040, 46192064, 57740080, 92384128, 115480160, 184768256, 230960320, 461920640, 923841280]

約数ペア:

[(1, 923841280), (2, 461920640), (4, 230960320), (5, 184768256), (8, 115480160), (10, 92384128), (16, 57740080), (20, 46192064), (32, 28870040), (40, 23096032), (64, 14435020), (73, 12655360), (80, 11548016), (128, 7217510), (146, 6327680), (160, 5774008), (256, 3608755), (292, 3163840), (320, 2887004), (365, 2531072), (584, 1581920), (640, 1443502), (730, 1265536), (1168, 790960), (1280, 721751), (1460, 632768), (2336, 395480), (2920, 316384), (4672, 197740), (5840, 158192), (9344, 98870), (9887, 93440), (11680, 79096), (18688, 49435), (19774, 46720), (23360, 39548)]