31985568

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 67080672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 47, 48, 51, 68, 72, 94, 96, 102, 136, 139, 141, 144, 153, 188, 204, 272, 278, 282, 288, 306, 376, 408, 417, 423, 544, 556, 564, 612, 752, 799, 816, 834, 846, 1112, 1128, 1224, 1251, 1504, 1598, 1632, 1668, 1692, 2224, 2256, 2363, 2397, 2448, 2502, 3196, 3336, 3384, 4448, 4512, 4726, 4794, 4896, 5004, 6392, 6533, 6672, 6768, 7089, 7191, 9452, 9588, 10008, 12784, 13066, 13344, 13536, 14178, 14382, 18904, 19176, 19599, 20016, 21267, 25568, 26132, 28356, 28764, 37808, 38352, 39198, 40032, 42534, 52264, 56712, 57528, 58797, 75616, 76704, 78396, 85068, 104528, 111061, 113424, 115056, 117594, 156792, 170136, 209056, 222122, 226848, 230112, 235188, 313584, 333183, 340272, 444244, 470376, 627168, 666366, 680544, 888488, 940752, 999549, 1332732, 1776976, 1881504, 1999098, 2665464, 3553952, 3998196, 5330928, 7996392, 10661856, 15992784, 31985568]

約数ペア:

[(1, 31985568), (2, 15992784), (3, 10661856), (4, 7996392), (6, 5330928), (8, 3998196), (9, 3553952), (12, 2665464), (16, 1999098), (17, 1881504), (18, 1776976), (24, 1332732), (32, 999549), (34, 940752), (36, 888488), (47, 680544), (48, 666366), (51, 627168), (68, 470376), (72, 444244), (94, 340272), (96, 333183), (102, 313584), (136, 235188), (139, 230112), (141, 226848), (144, 222122), (153, 209056), (188, 170136), (204, 156792), (272, 117594), (278, 115056), (282, 113424), (288, 111061), (306, 104528), (376, 85068), (408, 78396), (417, 76704), (423, 75616), (544, 58797), (556, 57528), (564, 56712), (612, 52264), (752, 42534), (799, 40032), (816, 39198), (834, 38352), (846, 37808), (1112, 28764), (1128, 28356), (1224, 26132), (1251, 25568), (1504, 21267), (1598, 20016), (1632, 19599), (1668, 19176), (1692, 18904), (2224, 14382), (2256, 14178), (2363, 13536), (2397, 13344), (2448, 13066), (2502, 12784), (3196, 10008), (3336, 9588), (3384, 9452), (4448, 7191), (4512, 7089), (4726, 6768), (4794, 6672), (4896, 6533), (5004, 6392)]