408005280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 288

約数和(自身を含む): 1479389184

約数和(自身を除く): 1071383904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 97, 115, 120, 127, 138, 144, 160, 180, 184, 194, 207, 230, 240, 254, 276, 288, 291, 345, 360, 368, 381, 388, 414, 460, 480, 485, 508, 552, 582, 635, 690, 720, 736, 762, 776, 828, 873, 920, 970, 1016, 1035, 1104, 1143, 1164, 1270, 1380, 1440, 1455, 1524, 1552, 1656, 1746, 1840, 1905, 1940, 2032, 2070, 2208, 2231, 2286, 2328, 2540, 2760, 2910, 2921, 3048, 3104, 3312, 3492, 3680, 3810, 3880, 4064, 4140, 4365, 4462, 4572, 4656, 5080, 5520, 5715, 5820, 5842, 6096, 6624, 6693, 6984, 7620, 7760, 8280, 8730, 8763, 8924, 9144, 9312, 10160, 11040, 11155, 11430, 11640, 11684, 12192, 12319, 13386, 13968, 14605, 15240, 15520, 16560, 17460, 17526, 17848, 18288, 20079, 20320, 22310, 22860, 23280, 23368, 24638, 26289, 26772, 27936, 29210, 30480, 33120, 33465, 34920, 35052, 35696, 36576, 36957, 40158, 43815, 44620, 45720, 46560, 46736, 49276, 52578, 53544, 58420, 60960, 61595, 66930, 69840, 70104, 71392, 73914, 80316, 87630, 89240, 91440, 93472, 98552, 100395, 105156, 107088, 110871, 116840, 123190, 131445, 133860, 139680, 140208, 147828, 160632, 175260, 178480, 182880, 184785, 197104, 200790, 210312, 214176, 221742, 233680, 246380, 262890, 267720, 280416, 283337, 295656, 321264, 350520, 356960, 369570, 394208, 401580, 420624, 443484, 467360, 492760, 525780, 535440, 554355, 566674, 591312, 642528, 701040, 739140, 803160, 841248, 850011, 886968, 985520, 1051560, 1070880, 1108710, 1133348, 1182624, 1402080, 1416685, 1478280, 1606320, 1700022, 1773936, 1971040, 2103120, 2217420, 2266696, 2550033, 2833370, 2956560, 3212640, 3400044, 3547872, 4206240, 4250055, 4434840, 4533392, 5100066, 5666740, 5913120, 6800088, 8500110, 8869680, 9066784, 10200132, 11333480, 12750165, 13600176, 17000220, 17739360, 20400264, 22666960, 25500330, 27200352, 34000440, 40800528, 45333920, 51000660, 68000880, 81601056, 102001320, 136001760, 204002640, 408005280]

約数ペア:

[(1, 408005280), (2, 204002640), (3, 136001760), (4, 102001320), (5, 81601056), (6, 68000880), (8, 51000660), (9, 45333920), (10, 40800528), (12, 34000440), (15, 27200352), (16, 25500330), (18, 22666960), (20, 20400264), (23, 17739360), (24, 17000220), (30, 13600176), (32, 12750165), (36, 11333480), (40, 10200132), (45, 9066784), (46, 8869680), (48, 8500110), (60, 6800088), (69, 5913120), (72, 5666740), (80, 5100066), (90, 4533392), (92, 4434840), (96, 4250055), (97, 4206240), (115, 3547872), (120, 3400044), (127, 3212640), (138, 2956560), (144, 2833370), (160, 2550033), (180, 2266696), (184, 2217420), (194, 2103120), (207, 1971040), (230, 1773936), (240, 1700022), (254, 1606320), (276, 1478280), (288, 1416685), (291, 1402080), (345, 1182624), (360, 1133348), (368, 1108710), (381, 1070880), (388, 1051560), (414, 985520), (460, 886968), (480, 850011), (485, 841248), (508, 803160), (552, 739140), (582, 701040), (635, 642528), (690, 591312), (720, 566674), (736, 554355), (762, 535440), (776, 525780), (828, 492760), (873, 467360), (920, 443484), (970, 420624), (1016, 401580), (1035, 394208), (1104, 369570), (1143, 356960), (1164, 350520), (1270, 321264), (1380, 295656), (1440, 283337), (1455, 280416), (1524, 267720), (1552, 262890), (1656, 246380), (1746, 233680), (1840, 221742), (1905, 214176), (1940, 210312), (2032, 200790), (2070, 197104), (2208, 184785), (2231, 182880), (2286, 178480), (2328, 175260), (2540, 160632), (2760, 147828), (2910, 140208), (2921, 139680), (3048, 133860), (3104, 131445), (3312, 123190), (3492, 116840), (3680, 110871), (3810, 107088), (3880, 105156), (4064, 100395), (4140, 98552), (4365, 93472), (4462, 91440), (4572, 89240), (4656, 87630), (5080, 80316), (5520, 73914), (5715, 71392), (5820, 70104), (5842, 69840), (6096, 66930), (6624, 61595), (6693, 60960), (6984, 58420), (7620, 53544), (7760, 52578), (8280, 49276), (8730, 46736), (8763, 46560), (8924, 45720), (9144, 44620), (9312, 43815), (10160, 40158), (11040, 36957), (11155, 36576), (11430, 35696), (11640, 35052), (11684, 34920), (12192, 33465), (12319, 33120), (13386, 30480), (13968, 29210), (14605, 27936), (15240, 26772), (15520, 26289), (16560, 24638), (17460, 23368), (17526, 23280), (17848, 22860), (18288, 22310), (20079, 20320)]