81294408

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 260884800

約数和(自身を除く): 179590392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 27, 34, 36, 39, 51, 52, 54, 68, 72, 78, 102, 104, 108, 117, 131, 136, 153, 156, 169, 204, 216, 221, 234, 262, 306, 312, 338, 351, 393, 408, 442, 459, 468, 507, 524, 612, 663, 676, 702, 786, 884, 918, 936, 1014, 1048, 1179, 1224, 1326, 1352, 1404, 1521, 1572, 1703, 1768, 1836, 1989, 2028, 2227, 2358, 2652, 2808, 2873, 3042, 3144, 3406, 3537, 3672, 3978, 4056, 4454, 4563, 4716, 5109, 5304, 5746, 5967, 6084, 6681, 6812, 7074, 7956, 8619, 8908, 9126, 9432, 10218, 11492, 11934, 12168, 13362, 13624, 14148, 15327, 15912, 17238, 17816, 18252, 20043, 20436, 22139, 22984, 23868, 25857, 26724, 28296, 28951, 30654, 34476, 36504, 40086, 40872, 44278, 45981, 47736, 51714, 53448, 57902, 60129, 61308, 66417, 68952, 77571, 80172, 86853, 88556, 91962, 103428, 115804, 120258, 122616, 132834, 155142, 160344, 173706, 177112, 183924, 199251, 206856, 231608, 240516, 260559, 265668, 310284, 347412, 367848, 376363, 398502, 481032, 521118, 531336, 597753, 620568, 694824, 752726, 781677, 797004, 1042236, 1129089, 1195506, 1505452, 1563354, 1594008, 2084472, 2258178, 2391012, 3010904, 3126708, 3387267, 4516356, 4782024, 6253416, 6774534, 9032712, 10161801, 13549068, 20323602, 27098136, 40647204, 81294408]

約数ペア:

[(1, 81294408), (2, 40647204), (3, 27098136), (4, 20323602), (6, 13549068), (8, 10161801), (9, 9032712), (12, 6774534), (13, 6253416), (17, 4782024), (18, 4516356), (24, 3387267), (26, 3126708), (27, 3010904), (34, 2391012), (36, 2258178), (39, 2084472), (51, 1594008), (52, 1563354), (54, 1505452), (68, 1195506), (72, 1129089), (78, 1042236), (102, 797004), (104, 781677), (108, 752726), (117, 694824), (131, 620568), (136, 597753), (153, 531336), (156, 521118), (169, 481032), (204, 398502), (216, 376363), (221, 367848), (234, 347412), (262, 310284), (306, 265668), (312, 260559), (338, 240516), (351, 231608), (393, 206856), (408, 199251), (442, 183924), (459, 177112), (468, 173706), (507, 160344), (524, 155142), (612, 132834), (663, 122616), (676, 120258), (702, 115804), (786, 103428), (884, 91962), (918, 88556), (936, 86853), (1014, 80172), (1048, 77571), (1179, 68952), (1224, 66417), (1326, 61308), (1352, 60129), (1404, 57902), (1521, 53448), (1572, 51714), (1703, 47736), (1768, 45981), (1836, 44278), (1989, 40872), (2028, 40086), (2227, 36504), (2358, 34476), (2652, 30654), (2808, 28951), (2873, 28296), (3042, 26724), (3144, 25857), (3406, 23868), (3537, 22984), (3672, 22139), (3978, 20436), (4056, 20043), (4454, 18252), (4563, 17816), (4716, 17238), (5109, 15912), (5304, 15327), (5746, 14148), (5967, 13624), (6084, 13362), (6681, 12168), (6812, 11934), (7074, 11492), (7956, 10218), (8619, 9432), (8908, 9126)]