320340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 947520

約数和(自身を除く): 627180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 281, 285, 380, 562, 570, 843, 1124, 1140, 1405, 1686, 2810, 3372, 4215, 5339, 5620, 8430, 10678, 16017, 16860, 21356, 26695, 32034, 53390, 64068, 80085, 106780, 160170, 320340]

約数ペア:

[(1, 320340), (2, 160170), (3, 106780), (4, 80085), (5, 64068), (6, 53390), (10, 32034), (12, 26695), (15, 21356), (19, 16860), (20, 16017), (30, 10678), (38, 8430), (57, 5620), (60, 5339), (76, 4215), (95, 3372), (114, 2810), (190, 1686), (228, 1405), (281, 1140), (285, 1124), (380, 843), (562, 570)]