86740728

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 241643520

約数和(自身を除く): 154902792

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 31, 37, 46, 62, 69, 74, 92, 93, 111, 124, 137, 138, 148, 184, 186, 222, 248, 274, 276, 296, 372, 411, 444, 548, 552, 713, 744, 822, 851, 888, 1096, 1147, 1426, 1644, 1702, 2139, 2294, 2553, 2852, 3151, 3288, 3404, 3441, 4247, 4278, 4588, 5069, 5106, 5704, 6302, 6808, 6882, 8494, 8556, 9176, 9453, 10138, 10212, 12604, 12741, 13764, 15207, 16988, 17112, 18906, 20276, 20424, 25208, 25482, 26381, 27528, 30414, 33976, 37812, 40552, 50964, 52762, 60828, 75624, 79143, 97681, 101928, 105524, 116587, 121656, 157139, 158286, 195362, 211048, 233174, 293043, 314278, 316572, 349761, 390724, 466348, 471417, 586086, 628556, 633144, 699522, 781448, 932696, 942834, 1172172, 1257112, 1399044, 1885668, 2344344, 2798088, 3614197, 3771336, 7228394, 10842591, 14456788, 21685182, 28913576, 43370364, 86740728]

約数ペア:

[(1, 86740728), (2, 43370364), (3, 28913576), (4, 21685182), (6, 14456788), (8, 10842591), (12, 7228394), (23, 3771336), (24, 3614197), (31, 2798088), (37, 2344344), (46, 1885668), (62, 1399044), (69, 1257112), (74, 1172172), (92, 942834), (93, 932696), (111, 781448), (124, 699522), (137, 633144), (138, 628556), (148, 586086), (184, 471417), (186, 466348), (222, 390724), (248, 349761), (274, 316572), (276, 314278), (296, 293043), (372, 233174), (411, 211048), (444, 195362), (548, 158286), (552, 157139), (713, 121656), (744, 116587), (822, 105524), (851, 101928), (888, 97681), (1096, 79143), (1147, 75624), (1426, 60828), (1644, 52762), (1702, 50964), (2139, 40552), (2294, 37812), (2553, 33976), (2852, 30414), (3151, 27528), (3288, 26381), (3404, 25482), (3441, 25208), (4247, 20424), (4278, 20276), (4588, 18906), (5069, 17112), (5106, 16988), (5704, 15207), (6302, 13764), (6808, 12741), (6882, 12604), (8494, 10212), (8556, 10138), (9176, 9453)]