18709172520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{607}}^1$

素因数の和:1188

約数の個数: 256

約数和(自身を含む): 61697894400

約数和(自身を除く): 42988721880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 51, 58, 60, 68, 85, 87, 102, 116, 120, 136, 145, 170, 174, 204, 232, 255, 290, 340, 348, 408, 435, 493, 510, 521, 580, 607, 680, 696, 870, 986, 1020, 1042, 1160, 1214, 1479, 1563, 1740, 1821, 1972, 2040, 2084, 2428, 2465, 2605, 2958, 3035, 3126, 3480, 3642, 3944, 4168, 4856, 4930, 5210, 5916, 6070, 6252, 7284, 7395, 7815, 8857, 9105, 9860, 10319, 10420, 11832, 12140, 12504, 14568, 14790, 15109, 15630, 17603, 17714, 18210, 19720, 20638, 20840, 24280, 26571, 29580, 30218, 30957, 31260, 35206, 35428, 36420, 41276, 44285, 45327, 51595, 52809, 53142, 59160, 60436, 61914, 62520, 70412, 70856, 72840, 75545, 82552, 88015, 88570, 90654, 103190, 105618, 106284, 120872, 123828, 132855, 140824, 151090, 154785, 176030, 177140, 181308, 206380, 211236, 212568, 226635, 247656, 256853, 264045, 265710, 299251, 302180, 309570, 316247, 352060, 354280, 362616, 412760, 422472, 453270, 513706, 528090, 531420, 598502, 604360, 619140, 632494, 704120, 770559, 897753, 906540, 948741, 1027412, 1056180, 1062840, 1197004, 1238280, 1264988, 1284265, 1496255, 1541118, 1581235, 1795506, 1813080, 1897482, 2054824, 2112360, 2394008, 2529976, 2568530, 2992510, 3082236, 3162470, 3591012, 3794964, 3852795, 4488765, 4743705, 5137060, 5376199, 5985020, 6164472, 6324940, 7182024, 7589928, 7705590, 8977530, 9171163, 9487410, 10274120, 10752398, 11970040, 12649880, 15411180, 16128597, 17955060, 18342326, 18974820, 21504796, 26880995, 27513489, 30822360, 32257194, 35910120, 36684652, 37949640, 43009592, 45855815, 53761990, 55026978, 64514388, 73369304, 80642985, 91711630, 107523980, 110053956, 129028776, 137567445, 155909771, 161285970, 183423260, 215047960, 220107912, 275134890, 311819542, 322571940, 366846520, 467729313, 550269780, 623639084, 645143880, 779548855, 935458626, 1100539560, 1247278168, 1559097710, 1870917252, 2338646565, 3118195420, 3741834504, 4677293130, 6236390840, 9354586260, 18709172520]

約数ペア:

[(1, 18709172520), (2, 9354586260), (3, 6236390840), (4, 4677293130), (5, 3741834504), (6, 3118195420), (8, 2338646565), (10, 1870917252), (12, 1559097710), (15, 1247278168), (17, 1100539560), (20, 935458626), (24, 779548855), (29, 645143880), (30, 623639084), (34, 550269780), (40, 467729313), (51, 366846520), (58, 322571940), (60, 311819542), (68, 275134890), (85, 220107912), (87, 215047960), (102, 183423260), (116, 161285970), (120, 155909771), (136, 137567445), (145, 129028776), (170, 110053956), (174, 107523980), (204, 91711630), (232, 80642985), (255, 73369304), (290, 64514388), (340, 55026978), (348, 53761990), (408, 45855815), (435, 43009592), (493, 37949640), (510, 36684652), (521, 35910120), (580, 32257194), (607, 30822360), (680, 27513489), (696, 26880995), (870, 21504796), (986, 18974820), (1020, 18342326), (1042, 17955060), (1160, 16128597), (1214, 15411180), (1479, 12649880), (1563, 11970040), (1740, 10752398), (1821, 10274120), (1972, 9487410), (2040, 9171163), (2084, 8977530), (2428, 7705590), (2465, 7589928), (2605, 7182024), (2958, 6324940), (3035, 6164472), (3126, 5985020), (3480, 5376199), (3642, 5137060), (3944, 4743705), (4168, 4488765), (4856, 3852795), (4930, 3794964), (5210, 3591012), (5916, 3162470), (6070, 3082236), (6252, 2992510), (7284, 2568530), (7395, 2529976), (7815, 2394008), (8857, 2112360), (9105, 2054824), (9860, 1897482), (10319, 1813080), (10420, 1795506), (11832, 1581235), (12140, 1541118), (12504, 1496255), (14568, 1284265), (14790, 1264988), (15109, 1238280), (15630, 1197004), (17603, 1062840), (17714, 1056180), (18210, 1027412), (19720, 948741), (20638, 906540), (20840, 897753), (24280, 770559), (26571, 704120), (29580, 632494), (30218, 619140), (30957, 604360), (31260, 598502), (35206, 531420), (35428, 528090), (36420, 513706), (41276, 453270), (44285, 422472), (45327, 412760), (51595, 362616), (52809, 354280), (53142, 352060), (59160, 316247), (60436, 309570), (61914, 302180), (62520, 299251), (70412, 265710), (70856, 264045), (72840, 256853), (75545, 247656), (82552, 226635), (88015, 212568), (88570, 211236), (90654, 206380), (103190, 181308), (105618, 177140), (106284, 176030), (120872, 154785), (123828, 151090), (132855, 140824)]