About the Number

388639680

388639679 ← → 388639681

2進数表記:10111001010100010101111000000

漢数字表記:三億八千八百六十三万九千六百八十

素因数分解:

2 6 × 3 1 × 5 1 × 11 1 × 13 1 × 19 1 × 149 1

素因数の和:212
約数の個数: 448
約数和(自身を含む): 1536192000
約数和(自身を除く): 1147552320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 19, 20, 22, 24, 26, 30, 32, 33, 38, 39, 40, 44, 48, 52, 55, 57, 60, 64, 65, 66, 76, 78, 80, 88, 95, 96, 104, 110, 114, 120, 130, 132, 143, 149, 152, 156, 160, 165, 176, 190, 192, 195, 208, 209, 220, 228, 240, 247, 260, 264, 285, 286, 298, 304, 312, 320, 330, 352, 380, 390, 416, 418, 429, 440, 447, 456, 480, 494, 520, 528, 570, 572, 596, 608, 624, 627, 660, 704, 715, 741, 745, 760, 780, 832, 836, 858, 880, 894, 912, 960, 988, 1040, 1045, 1056, 1140, 1144, 1192, 1216, 1235, 1248, 1254, 1320, 1430, 1482, 1490, 1520, 1560, 1639, 1672, 1716, 1760, 1788, 1824, 1937, 1976, 2080, 2090, 2112, 2145, 2235, 2280, 2288, 2384, 2470, 2496, 2508, 2640, 2717, 2831, 2860, 2964, 2980, 3040, 3120, 3135, 3278, 3344, 3432, 3520, 3576, 3648, 3705, 3874, 3952, 4160, 4180, 4290, 4470, 4560, 4576, 4768, 4917, 4940, 5016, 5280, 5434, 5662, 5720, 5811, 5928, 5960, 6080, 6240, 6270, 6556, 6688, 6864, 7152, 7410, 7748, 7904, 8151, 8195, 8360, 8493, 8580, 8940, 9120, 9152, 9536, 9685, 9834, 9880, 10032, 10560, 10868, 11324, 11440, 11622, 11856, 11920, 12480, 12540, 13112, 13376, 13585, 13728, 14155, 14304, 14820, 15496, 15808, 16302, 16390, 16720, 16986, 17160, 17880, 18240, 19370, 19668, 19760, 20064, 21307, 21736, 22648, 22880, 23244, 23712, 23840, 24585, 25080, 26224, 27170, 27456, 28310, 28608, 29055, 29640, 30992, 31141, 32604, 32780, 33440, 33972, 34320, 35760, 36803, 38740, 39336, 39520, 40128, 40755, 42465, 42614, 43472, 45296, 45760, 46488, 47424, 47680, 49170, 50160, 52448, 54340, 56620, 58110, 59280, 61984, 62282, 63921, 65208, 65560, 66880, 67944, 68640, 71520, 73606, 77480, 78672, 79040, 81510, 84930, 85228, 86944, 90592, 92976, 93423, 98340, 100320, 104896, 106535, 108680, 110409, 113240, 116220, 118560, 123968, 124564, 127842, 130416, 131120, 135888, 137280, 143040, 147212, 154960, 155705, 157344, 163020, 169860, 170456, 173888, 181184, 184015, 185952, 186846, 196680, 200640, 213070, 217360, 220818, 226480, 232440, 237120, 249128, 255684, 260832, 262240, 271776, 294424, 309920, 311410, 314688, 319605, 326040, 339720, 340912, 368030, 371904, 373692, 393360, 404833, 426140, 434720, 441636, 452960, 464880, 467115, 498256, 511368, 521664, 524480, 543552, 552045, 588848, 619840, 622820, 639210, 652080, 679440, 681824, 736060, 747384, 786720, 809666, 852280, 869440, 883272, 905920, 929760, 934230, 996512, 1022736, 1104090, 1177696, 1214499, 1245640, 1278420, 1304160, 1358880, 1363648, 1472120, 1494768, 1573440, 1619332, 1704560, 1766544, 1859520, 1868460, 1993024, 2024165, 2045472, 2208180, 2355392, 2428998, 2491280, 2556840, 2608320, 2717760, 2944240, 2989536, 3238664, 3409120, 3533088, 3736920, 4048330, 4090944, 4416360, 4857996, 4982560, 5113680, 5888480, 5979072, 6072495, 6477328, 6818240, 7066176, 7473840, 8096660, 8832720, 9715992, 9965120, 10227360, 11776960, 12144990, 12954656, 14947680, 16193320, 17665440, 19431984, 20454720, 24289980, 25909312, 29895360, 32386640, 35330880, 38863968, 48579960, 64773280, 77727936, 97159920, 129546560, 194319840, 388639680]

約数ペア:
[(1, 388639680), (2, 194319840), (3, 129546560), (4, 97159920), (5, 77727936), (6, 64773280), (8, 48579960), (10, 38863968), (11, 35330880), (12, 32386640), (13, 29895360), (15, 25909312), (16, 24289980), (19, 20454720), (20, 19431984), (22, 17665440), (24, 16193320), (26, 14947680), (30, 12954656), (32, 12144990), (33, 11776960), (38, 10227360), (39, 9965120), (40, 9715992), (44, 8832720), (48, 8096660), (52, 7473840), (55, 7066176), (57, 6818240), (60, 6477328), (64, 6072495), (65, 5979072), (66, 5888480), (76, 5113680), (78, 4982560), (80, 4857996), (88, 4416360), (95, 4090944), (96, 4048330), (104, 3736920), (110, 3533088), (114, 3409120), (120, 3238664), (130, 2989536), (132, 2944240), (143, 2717760), (149, 2608320), (152, 2556840), (156, 2491280), (160, 2428998), (165, 2355392), (176, 2208180), (190, 2045472), (192, 2024165), (195, 1993024), (208, 1868460), (209, 1859520), (220, 1766544), (228, 1704560), (240, 1619332), (247, 1573440), (260, 1494768), (264, 1472120), (285, 1363648), (286, 1358880), (298, 1304160), (304, 1278420), (312, 1245640), (320, 1214499), (330, 1177696), (352, 1104090), (380, 1022736), (390, 996512), (416, 934230), (418, 929760), (429, 905920), (440, 883272), (447, 869440), (456, 852280), (480, 809666), (494, 786720), (520, 747384), (528, 736060), (570, 681824), (572, 679440), (596, 652080), (608, 639210), (624, 622820), (627, 619840), (660, 588848), (704, 552045), (715, 543552), (741, 524480), (745, 521664), (760, 511368), (780, 498256), (832, 467115), (836, 464880), (858, 452960), (880, 441636), (894, 434720), (912, 426140), (960, 404833), (988, 393360), (1040, 373692), (1045, 371904), (1056, 368030), (1140, 340912), (1144, 339720), (1192, 326040), (1216, 319605), (1235, 314688), (1248, 311410), (1254, 309920), (1320, 294424), (1430, 271776), (1482, 262240), (1490, 260832), (1520, 255684), (1560, 249128), (1639, 237120), (1672, 232440), (1716, 226480), (1760, 220818), (1788, 217360), (1824, 213070), (1937, 200640), (1976, 196680), (2080, 186846), (2090, 185952), (2112, 184015), (2145, 181184), (2235, 173888), (2280, 170456), (2288, 169860), (2384, 163020), (2470, 157344), (2496, 155705), (2508, 154960), (2640, 147212), (2717, 143040), (2831, 137280), (2860, 135888), (2964, 131120), (2980, 130416), (3040, 127842), (3120, 124564), (3135, 123968), (3278, 118560), (3344, 116220), (3432, 113240), (3520, 110409), (3576, 108680), (3648, 106535), (3705, 104896), (3874, 100320), (3952, 98340), (4160, 93423), (4180, 92976), (4290, 90592), (4470, 86944), (4560, 85228), (4576, 84930), (4768, 81510), (4917, 79040), (4940, 78672), (5016, 77480), (5280, 73606), (5434, 71520), (5662, 68640), (5720, 67944), (5811, 66880), (5928, 65560), (5960, 65208), (6080, 63921), (6240, 62282), (6270, 61984), (6556, 59280), (6688, 58110), (6864, 56620), (7152, 54340), (7410, 52448), (7748, 50160), (7904, 49170), (8151, 47680), (8195, 47424), (8360, 46488), (8493, 45760), (8580, 45296), (8940, 43472), (9120, 42614), (9152, 42465), (9536, 40755), (9685, 40128), (9834, 39520), (9880, 39336), (10032, 38740), (10560, 36803), (10868, 35760), (11324, 34320), (11440, 33972), (11622, 33440), (11856, 32780), (11920, 32604), (12480, 31141), (12540, 30992), (13112, 29640), (13376, 29055), (13585, 28608), (13728, 28310), (14155, 27456), (14304, 27170), (14820, 26224), (15496, 25080), (15808, 24585), (16302, 23840), (16390, 23712), (16720, 23244), (16986, 22880), (17160, 22648), (17880, 21736), (18240, 21307), (19370, 20064), (19668, 19760)]

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