680321280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{177167}}^1$

素因数の和:177191

約数の個数: 72

約数和(自身を含む): 2172788352

約数和(自身を除く): 1492467072

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, 640, 768, 960, 1280, 1920, 3840, 177167, 354334, 531501, 708668, 885835, 1063002, 1417336, 1771670, 2126004, 2657505, 2834672, 3543340, 4252008, 5315010, 5669344, 7086680, 8504016, 10630020, 11338688, 14173360, 17008032, 21260040, 22677376, 28346720, 34016064, 42520080, 45354752, 56693440, 68032128, 85040160, 113386880, 136064256, 170080320, 226773760, 340160640, 680321280]

約数ペア:

[(1, 680321280), (2, 340160640), (3, 226773760), (4, 170080320), (5, 136064256), (6, 113386880), (8, 85040160), (10, 68032128), (12, 56693440), (15, 45354752), (16, 42520080), (20, 34016064), (24, 28346720), (30, 22677376), (32, 21260040), (40, 17008032), (48, 14173360), (60, 11338688), (64, 10630020), (80, 8504016), (96, 7086680), (120, 5669344), (128, 5315010), (160, 4252008), (192, 3543340), (240, 2834672), (256, 2657505), (320, 2126004), (384, 1771670), (480, 1417336), (640, 1063002), (768, 885835), (960, 708668), (1280, 531501), (1920, 354334), (3840, 177167)]