21473228800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:309

約数の個数: 288

約数和(自身を含む): 55961418240

約数和(自身を除く): 34488189440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 83, 100, 124, 128, 155, 160, 163, 166, 200, 248, 256, 310, 320, 326, 332, 400, 415, 496, 512, 620, 640, 652, 664, 775, 800, 815, 830, 992, 1024, 1240, 1280, 1304, 1328, 1550, 1600, 1630, 1660, 1984, 2048, 2075, 2480, 2560, 2573, 2608, 2656, 3100, 3200, 3260, 3320, 3968, 4075, 4150, 4960, 5053, 5120, 5146, 5216, 5312, 6200, 6400, 6520, 6640, 7936, 8150, 8300, 9920, 10106, 10240, 10292, 10432, 10624, 12400, 12800, 12865, 13040, 13280, 13529, 15872, 16300, 16600, 19840, 20212, 20584, 20864, 21248, 24800, 25265, 25600, 25730, 26080, 26560, 27058, 31744, 32600, 33200, 39680, 40424, 41168, 41728, 42496, 49600, 50530, 51200, 51460, 52160, 53120, 54116, 63488, 64325, 65200, 66400, 67645, 79360, 80848, 82336, 83456, 84992, 99200, 101060, 102920, 104320, 106240, 108232, 126325, 128650, 130400, 132800, 135290, 158720, 161696, 164672, 166912, 169984, 198400, 202120, 205840, 208640, 212480, 216464, 252650, 257300, 260800, 265600, 270580, 317440, 323392, 329344, 333824, 338225, 396800, 404240, 411680, 417280, 419399, 424960, 432928, 505300, 514600, 521600, 531200, 541160, 646784, 658688, 676450, 793600, 808480, 823360, 834560, 838798, 849920, 865856, 1010600, 1029200, 1043200, 1062400, 1082320, 1293568, 1317376, 1352900, 1587200, 1616960, 1646720, 1669120, 1677596, 1731712, 2021200, 2058400, 2086400, 2096995, 2124800, 2164640, 2587136, 2634752, 2705800, 3233920, 3293440, 3355192, 3463424, 4042400, 4116800, 4172800, 4193990, 4249600, 4329280, 5174272, 5269504, 5411600, 6467840, 6586880, 6710384, 6926848, 8084800, 8233600, 8345600, 8387980, 8658560, 10348544, 10484975, 10823200, 12935680, 13173760, 13420768, 13853696, 16169600, 16467200, 16775960, 17317120, 20969950, 21646400, 25871360, 26347520, 26841536, 27707392, 32339200, 32934400, 33551920, 34634240, 41939900, 43292800, 51742720, 53683072, 64678400, 65868800, 67103840, 69268480, 83879800, 86585600, 107366144, 129356800, 131737600, 134207680, 138536960, 167759600, 173171200, 214732288, 258713600, 268415360, 335519200, 346342400, 429464576, 536830720, 671038400, 692684800, 858929152, 1073661440, 1342076800, 2147322880, 2684153600, 4294645760, 5368307200, 10736614400, 21473228800]

約数ペア:

[(1, 21473228800), (2, 10736614400), (4, 5368307200), (5, 4294645760), (8, 2684153600), (10, 2147322880), (16, 1342076800), (20, 1073661440), (25, 858929152), (31, 692684800), (32, 671038400), (40, 536830720), (50, 429464576), (62, 346342400), (64, 335519200), (80, 268415360), (83, 258713600), (100, 214732288), (124, 173171200), (128, 167759600), (155, 138536960), (160, 134207680), (163, 131737600), (166, 129356800), (200, 107366144), (248, 86585600), (256, 83879800), (310, 69268480), (320, 67103840), (326, 65868800), (332, 64678400), (400, 53683072), (415, 51742720), (496, 43292800), (512, 41939900), (620, 34634240), (640, 33551920), (652, 32934400), (664, 32339200), (775, 27707392), (800, 26841536), (815, 26347520), (830, 25871360), (992, 21646400), (1024, 20969950), (1240, 17317120), (1280, 16775960), (1304, 16467200), (1328, 16169600), (1550, 13853696), (1600, 13420768), (1630, 13173760), (1660, 12935680), (1984, 10823200), (2048, 10484975), (2075, 10348544), (2480, 8658560), (2560, 8387980), (2573, 8345600), (2608, 8233600), (2656, 8084800), (3100, 6926848), (3200, 6710384), (3260, 6586880), (3320, 6467840), (3968, 5411600), (4075, 5269504), (4150, 5174272), (4960, 4329280), (5053, 4249600), (5120, 4193990), (5146, 4172800), (5216, 4116800), (5312, 4042400), (6200, 3463424), (6400, 3355192), (6520, 3293440), (6640, 3233920), (7936, 2705800), (8150, 2634752), (8300, 2587136), (9920, 2164640), (10106, 2124800), (10240, 2096995), (10292, 2086400), (10432, 2058400), (10624, 2021200), (12400, 1731712), (12800, 1677596), (12865, 1669120), (13040, 1646720), (13280, 1616960), (13529, 1587200), (15872, 1352900), (16300, 1317376), (16600, 1293568), (19840, 1082320), (20212, 1062400), (20584, 1043200), (20864, 1029200), (21248, 1010600), (24800, 865856), (25265, 849920), (25600, 838798), (25730, 834560), (26080, 823360), (26560, 808480), (27058, 793600), (31744, 676450), (32600, 658688), (33200, 646784), (39680, 541160), (40424, 531200), (41168, 521600), (41728, 514600), (42496, 505300), (49600, 432928), (50530, 424960), (51200, 419399), (51460, 417280), (52160, 411680), (53120, 404240), (54116, 396800), (63488, 338225), (64325, 333824), (65200, 329344), (66400, 323392), (67645, 317440), (79360, 270580), (80848, 265600), (82336, 260800), (83456, 257300), (84992, 252650), (99200, 216464), (101060, 212480), (102920, 208640), (104320, 205840), (106240, 202120), (108232, 198400), (126325, 169984), (128650, 166912), (130400, 164672), (132800, 161696), (135290, 158720)]