30830312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 64152000

約数和(自身を除く): 33321688

約数列:

[1, 2, 4, 8, 19, 38, 43, 53, 76, 86, 89, 106, 152, 172, 178, 212, 344, 356, 424, 712, 817, 1007, 1634, 1691, 2014, 2279, 3268, 3382, 3827, 4028, 4558, 4717, 6536, 6764, 7654, 8056, 9116, 9434, 13528, 15308, 18232, 18868, 30616, 37736, 43301, 72713, 86602, 89623, 145426, 173204, 179246, 202831, 290852, 346408, 358492, 405662, 581704, 716984, 811324, 1622648, 3853789, 7707578, 15415156, 30830312]

約数ペア:

[(1, 30830312), (2, 15415156), (4, 7707578), (8, 3853789), (19, 1622648), (38, 811324), (43, 716984), (53, 581704), (76, 405662), (86, 358492), (89, 346408), (106, 290852), (152, 202831), (172, 179246), (178, 173204), (212, 145426), (344, 89623), (356, 86602), (424, 72713), (712, 43301), (817, 37736), (1007, 30616), (1634, 18868), (1691, 18232), (2014, 15308), (2279, 13528), (3268, 9434), (3382, 9116), (3827, 8056), (4028, 7654), (4558, 6764), (4717, 6536)]