815542280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 192

約数和(自身を含む): 2265408000

約数和(自身を除く): 1449865720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 79, 92, 98, 115, 140, 158, 161, 184, 196, 229, 230, 245, 280, 316, 322, 392, 395, 458, 460, 490, 553, 632, 644, 790, 805, 916, 920, 980, 1106, 1127, 1145, 1288, 1580, 1603, 1610, 1817, 1832, 1960, 2212, 2254, 2290, 2765, 3160, 3206, 3220, 3634, 3871, 4424, 4508, 4580, 5267, 5530, 5635, 6412, 6440, 7268, 7742, 8015, 9016, 9085, 9160, 10534, 11060, 11221, 11270, 12719, 12824, 14536, 15484, 16030, 18091, 18170, 19355, 21068, 22120, 22442, 22540, 25438, 26335, 30968, 32060, 36182, 36340, 36869, 38710, 42136, 44884, 45080, 50876, 52670, 56105, 63595, 64120, 72364, 72680, 73738, 77420, 89033, 89768, 90455, 101752, 105340, 112210, 126637, 127190, 144728, 147476, 154840, 178066, 180910, 184345, 210680, 224420, 253274, 254380, 258083, 294952, 356132, 361820, 368690, 416093, 445165, 448840, 506548, 508760, 516166, 633185, 712264, 723640, 737380, 832186, 886459, 890330, 1013096, 1032332, 1266370, 1290415, 1474760, 1664372, 1772918, 1780660, 2064664, 2080465, 2532740, 2580830, 2912651, 3328744, 3545836, 3561320, 4160930, 4432295, 5065480, 5161660, 5825302, 7091672, 8321860, 8864590, 10323320, 11650604, 14563255, 16643720, 17729180, 20388557, 23301208, 29126510, 35458360, 40777114, 58253020, 81554228, 101942785, 116506040, 163108456, 203885570, 407771140, 815542280]

約数ペア:

[(1, 815542280), (2, 407771140), (4, 203885570), (5, 163108456), (7, 116506040), (8, 101942785), (10, 81554228), (14, 58253020), (20, 40777114), (23, 35458360), (28, 29126510), (35, 23301208), (40, 20388557), (46, 17729180), (49, 16643720), (56, 14563255), (70, 11650604), (79, 10323320), (92, 8864590), (98, 8321860), (115, 7091672), (140, 5825302), (158, 5161660), (161, 5065480), (184, 4432295), (196, 4160930), (229, 3561320), (230, 3545836), (245, 3328744), (280, 2912651), (316, 2580830), (322, 2532740), (392, 2080465), (395, 2064664), (458, 1780660), (460, 1772918), (490, 1664372), (553, 1474760), (632, 1290415), (644, 1266370), (790, 1032332), (805, 1013096), (916, 890330), (920, 886459), (980, 832186), (1106, 737380), (1127, 723640), (1145, 712264), (1288, 633185), (1580, 516166), (1603, 508760), (1610, 506548), (1817, 448840), (1832, 445165), (1960, 416093), (2212, 368690), (2254, 361820), (2290, 356132), (2765, 294952), (3160, 258083), (3206, 254380), (3220, 253274), (3634, 224420), (3871, 210680), (4424, 184345), (4508, 180910), (4580, 178066), (5267, 154840), (5530, 147476), (5635, 144728), (6412, 127190), (6440, 126637), (7268, 112210), (7742, 105340), (8015, 101752), (9016, 90455), (9085, 89768), (9160, 89033), (10534, 77420), (11060, 73738), (11221, 72680), (11270, 72364), (12719, 64120), (12824, 63595), (14536, 56105), (15484, 52670), (16030, 50876), (18091, 45080), (18170, 44884), (19355, 42136), (21068, 38710), (22120, 36869), (22442, 36340), (22540, 36182), (25438, 32060), (26335, 30968)]