378858473420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{188857}}^1$

素因数の和:188992

約数の個数: 144

約数和(自身を含む): 976592272320

約数和(自身を除く): 597733798900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 89, 92, 98, 115, 140, 161, 178, 196, 230, 245, 322, 356, 445, 460, 490, 623, 644, 805, 890, 980, 1127, 1246, 1610, 1780, 2047, 2254, 2492, 3115, 3220, 4094, 4361, 4508, 5635, 6230, 8188, 8722, 10235, 11270, 12460, 14329, 17444, 20470, 21805, 22540, 28658, 40940, 43610, 57316, 71645, 87220, 100303, 143290, 188857, 200606, 286580, 377714, 401212, 501515, 755428, 944285, 1003030, 1321999, 1888570, 2006060, 2643998, 3777140, 4343711, 5287996, 6609995, 8687422, 9253993, 13219990, 16808273, 17374844, 18507986, 21718555, 26439980, 30405977, 33616546, 37015972, 43437110, 46269965, 60811954, 67233092, 84041365, 86874220, 92539930, 117657911, 121623908, 152029885, 168082730, 185079860, 212841839, 235315822, 304059770, 336165460, 386590279, 425683678, 470631644, 588289555, 608119540, 773180558, 823605377, 851367356, 1064209195, 1176579110, 1546361116, 1647210754, 1932951395, 2128418390, 2353158220, 2706131953, 3294421508, 3865902790, 4118026885, 4256836780, 5412263906, 7731805580, 8236053770, 10824527812, 13530659765, 16472107540, 18942923671, 27061319530, 37885847342, 54122639060, 75771694684, 94714618355, 189429236710, 378858473420]

約数ペア:

[(1, 378858473420), (2, 189429236710), (4, 94714618355), (5, 75771694684), (7, 54122639060), (10, 37885847342), (14, 27061319530), (20, 18942923671), (23, 16472107540), (28, 13530659765), (35, 10824527812), (46, 8236053770), (49, 7731805580), (70, 5412263906), (89, 4256836780), (92, 4118026885), (98, 3865902790), (115, 3294421508), (140, 2706131953), (161, 2353158220), (178, 2128418390), (196, 1932951395), (230, 1647210754), (245, 1546361116), (322, 1176579110), (356, 1064209195), (445, 851367356), (460, 823605377), (490, 773180558), (623, 608119540), (644, 588289555), (805, 470631644), (890, 425683678), (980, 386590279), (1127, 336165460), (1246, 304059770), (1610, 235315822), (1780, 212841839), (2047, 185079860), (2254, 168082730), (2492, 152029885), (3115, 121623908), (3220, 117657911), (4094, 92539930), (4361, 86874220), (4508, 84041365), (5635, 67233092), (6230, 60811954), (8188, 46269965), (8722, 43437110), (10235, 37015972), (11270, 33616546), (12460, 30405977), (14329, 26439980), (17444, 21718555), (20470, 18507986), (21805, 17374844), (22540, 16808273), (28658, 13219990), (40940, 9253993), (43610, 8687422), (57316, 6609995), (71645, 5287996), (87220, 4343711), (100303, 3777140), (143290, 2643998), (188857, 2006060), (200606, 1888570), (286580, 1321999), (377714, 1003030), (401212, 944285), (501515, 755428)]