304827220

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{2087}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 655966080

約数和(自身を除く): 351138860

約数列:

[1, 2, 4, 5, 10, 20, 67, 109, 134, 218, 268, 335, 436, 545, 670, 1090, 1340, 2087, 2180, 4174, 7303, 8348, 10435, 14606, 20870, 29212, 36515, 41740, 73030, 139829, 146060, 227483, 279658, 454966, 559316, 699145, 909932, 1137415, 1398290, 2274830, 2796580, 4549660, 15241361, 30482722, 60965444, 76206805, 152413610, 304827220]

約数ペア:

[(1, 304827220), (2, 152413610), (4, 76206805), (5, 60965444), (10, 30482722), (20, 15241361), (67, 4549660), (109, 2796580), (134, 2274830), (218, 1398290), (268, 1137415), (335, 909932), (436, 699145), (545, 559316), (670, 454966), (1090, 279658), (1340, 227483), (2087, 146060), (2180, 139829), (4174, 73030), (7303, 41740), (8348, 36515), (10435, 29212), (14606, 20870)]