30815492

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 63954240

約数和(自身を除く): 33138748

約数列:

[1, 2, 4, 17, 19, 23, 34, 38, 46, 61, 68, 76, 92, 122, 244, 289, 323, 391, 437, 578, 646, 782, 874, 1037, 1156, 1159, 1292, 1403, 1564, 1748, 2074, 2318, 2806, 4148, 4636, 5491, 5612, 6647, 7429, 10982, 13294, 14858, 17629, 19703, 21964, 23851, 26588, 26657, 29716, 35258, 39406, 47702, 53314, 70516, 78812, 95404, 106628, 126293, 252586, 334951, 405467, 453169, 505172, 669902, 810934, 906338, 1339804, 1621868, 1812676, 7703873, 15407746, 30815492]

約数ペア:

[(1, 30815492), (2, 15407746), (4, 7703873), (17, 1812676), (19, 1621868), (23, 1339804), (34, 906338), (38, 810934), (46, 669902), (61, 505172), (68, 453169), (76, 405467), (92, 334951), (122, 252586), (244, 126293), (289, 106628), (323, 95404), (391, 78812), (437, 70516), (578, 53314), (646, 47702), (782, 39406), (874, 35258), (1037, 29716), (1156, 26657), (1159, 26588), (1292, 23851), (1403, 21964), (1564, 19703), (1748, 17629), (2074, 14858), (2318, 13294), (2806, 10982), (4148, 7429), (4636, 6647), (5491, 5612)]