80420340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 288

約数和(自身を含む): 306948096

約数和(自身を除く): 226527756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 103, 105, 110, 130, 132, 140, 143, 154, 156, 165, 169, 182, 195, 206, 210, 220, 231, 260, 273, 286, 308, 309, 330, 338, 364, 385, 390, 412, 420, 429, 455, 462, 507, 515, 546, 572, 618, 660, 676, 715, 721, 770, 780, 845, 858, 910, 924, 1001, 1014, 1030, 1092, 1133, 1155, 1183, 1236, 1339, 1365, 1430, 1442, 1540, 1545, 1690, 1716, 1820, 1859, 2002, 2028, 2060, 2145, 2163, 2266, 2310, 2366, 2535, 2678, 2730, 2860, 2884, 3003, 3090, 3380, 3399, 3549, 3605, 3718, 4004, 4017, 4290, 4326, 4532, 4620, 4732, 5005, 5070, 5356, 5460, 5577, 5665, 5915, 6006, 6180, 6695, 6798, 7098, 7210, 7436, 7931, 8034, 8580, 8652, 9295, 9373, 10010, 10140, 10815, 11154, 11330, 11830, 12012, 13013, 13390, 13596, 14196, 14420, 14729, 15015, 15862, 16068, 16995, 17407, 17745, 18590, 18746, 20020, 20085, 21630, 22308, 22660, 23660, 23793, 26026, 26780, 27885, 28119, 29458, 30030, 31724, 33990, 34814, 35490, 37180, 37492, 39039, 39655, 40170, 43260, 44187, 46865, 47586, 52052, 52221, 55770, 56238, 58916, 60060, 65065, 67980, 69628, 70980, 73645, 78078, 79310, 80340, 87035, 88374, 93730, 95172, 103103, 104442, 111540, 112476, 118965, 121849, 130130, 140595, 147290, 156156, 158620, 174070, 176748, 187460, 191477, 195195, 206206, 208884, 220935, 237930, 243698, 260260, 261105, 281190, 294580, 309309, 348140, 365547, 382954, 390390, 412412, 441870, 475860, 487396, 515515, 522210, 562380, 574431, 609245, 618618, 731094, 765908, 780780, 883740, 957385, 1031030, 1044420, 1148862, 1218490, 1237236, 1340339, 1462188, 1546545, 1827735, 1914770, 2062060, 2297724, 2436980, 2680678, 2872155, 3093090, 3655470, 3829540, 4021017, 5361356, 5744310, 6186180, 6701695, 7310940, 8042034, 11488620, 13403390, 16084068, 20105085, 26806780, 40210170, 80420340]

約数ペア:

[(1, 80420340), (2, 40210170), (3, 26806780), (4, 20105085), (5, 16084068), (6, 13403390), (7, 11488620), (10, 8042034), (11, 7310940), (12, 6701695), (13, 6186180), (14, 5744310), (15, 5361356), (20, 4021017), (21, 3829540), (22, 3655470), (26, 3093090), (28, 2872155), (30, 2680678), (33, 2436980), (35, 2297724), (39, 2062060), (42, 1914770), (44, 1827735), (52, 1546545), (55, 1462188), (60, 1340339), (65, 1237236), (66, 1218490), (70, 1148862), (77, 1044420), (78, 1031030), (84, 957385), (91, 883740), (103, 780780), (105, 765908), (110, 731094), (130, 618618), (132, 609245), (140, 574431), (143, 562380), (154, 522210), (156, 515515), (165, 487396), (169, 475860), (182, 441870), (195, 412412), (206, 390390), (210, 382954), (220, 365547), (231, 348140), (260, 309309), (273, 294580), (286, 281190), (308, 261105), (309, 260260), (330, 243698), (338, 237930), (364, 220935), (385, 208884), (390, 206206), (412, 195195), (420, 191477), (429, 187460), (455, 176748), (462, 174070), (507, 158620), (515, 156156), (546, 147290), (572, 140595), (618, 130130), (660, 121849), (676, 118965), (715, 112476), (721, 111540), (770, 104442), (780, 103103), (845, 95172), (858, 93730), (910, 88374), (924, 87035), (1001, 80340), (1014, 79310), (1030, 78078), (1092, 73645), (1133, 70980), (1155, 69628), (1183, 67980), (1236, 65065), (1339, 60060), (1365, 58916), (1430, 56238), (1442, 55770), (1540, 52221), (1545, 52052), (1690, 47586), (1716, 46865), (1820, 44187), (1859, 43260), (2002, 40170), (2028, 39655), (2060, 39039), (2145, 37492), (2163, 37180), (2266, 35490), (2310, 34814), (2366, 33990), (2535, 31724), (2678, 30030), (2730, 29458), (2860, 28119), (2884, 27885), (3003, 26780), (3090, 26026), (3380, 23793), (3399, 23660), (3549, 22660), (3605, 22308), (3718, 21630), (4004, 20085), (4017, 20020), (4290, 18746), (4326, 18590), (4532, 17745), (4620, 17407), (4732, 16995), (5005, 16068), (5070, 15862), (5356, 15015), (5460, 14729), (5577, 14420), (5665, 14196), (5915, 13596), (6006, 13390), (6180, 13013), (6695, 12012), (6798, 11830), (7098, 11330), (7210, 11154), (7436, 10815), (7931, 10140), (8034, 10010), (8580, 9373), (8652, 9295)]