81220968

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 246593160

約数和(自身を除く): 165372192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 73, 81, 101, 102, 108, 136, 146, 153, 162, 202, 204, 216, 219, 292, 303, 306, 324, 404, 408, 438, 459, 584, 606, 612, 648, 657, 808, 876, 909, 918, 1212, 1224, 1241, 1314, 1377, 1717, 1752, 1818, 1836, 1971, 2424, 2482, 2628, 2727, 2754, 3434, 3636, 3672, 3723, 3942, 4964, 5151, 5256, 5454, 5508, 5913, 6868, 7272, 7373, 7446, 7884, 8181, 9928, 10302, 10908, 11016, 11169, 11826, 13736, 14746, 14892, 15453, 15768, 16362, 20604, 21816, 22119, 22338, 23652, 29492, 29784, 30906, 32724, 33507, 41208, 44238, 44676, 46359, 47304, 58984, 61812, 65448, 66357, 67014, 88476, 89352, 92718, 100521, 123624, 125341, 132714, 134028, 139077, 176952, 185436, 199071, 201042, 250682, 265428, 268056, 278154, 370872, 376023, 398142, 402084, 501364, 530856, 556308, 597213, 752046, 796284, 804168, 1002728, 1112616, 1128069, 1194426, 1504092, 1592568, 2256138, 2388852, 3008184, 3384207, 4512276, 4777704, 6768414, 9024552, 10152621, 13536828, 20305242, 27073656, 40610484, 81220968]

約数ペア:

[(1, 81220968), (2, 40610484), (3, 27073656), (4, 20305242), (6, 13536828), (8, 10152621), (9, 9024552), (12, 6768414), (17, 4777704), (18, 4512276), (24, 3384207), (27, 3008184), (34, 2388852), (36, 2256138), (51, 1592568), (54, 1504092), (68, 1194426), (72, 1128069), (73, 1112616), (81, 1002728), (101, 804168), (102, 796284), (108, 752046), (136, 597213), (146, 556308), (153, 530856), (162, 501364), (202, 402084), (204, 398142), (216, 376023), (219, 370872), (292, 278154), (303, 268056), (306, 265428), (324, 250682), (404, 201042), (408, 199071), (438, 185436), (459, 176952), (584, 139077), (606, 134028), (612, 132714), (648, 125341), (657, 123624), (808, 100521), (876, 92718), (909, 89352), (918, 88476), (1212, 67014), (1224, 66357), (1241, 65448), (1314, 61812), (1377, 58984), (1717, 47304), (1752, 46359), (1818, 44676), (1836, 44238), (1971, 41208), (2424, 33507), (2482, 32724), (2628, 30906), (2727, 29784), (2754, 29492), (3434, 23652), (3636, 22338), (3672, 22119), (3723, 21816), (3942, 20604), (4964, 16362), (5151, 15768), (5256, 15453), (5454, 14892), (5508, 14746), (5913, 13736), (6868, 11826), (7272, 11169), (7373, 11016), (7446, 10908), (7884, 10302), (8181, 9928)]