389375360

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 256

約数和(自身を含む): 1110412800

約数和(自身を除く): 721037440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 41, 44, 55, 64, 71, 76, 80, 82, 88, 95, 110, 128, 142, 152, 160, 164, 176, 190, 205, 209, 220, 284, 304, 320, 328, 352, 355, 380, 410, 418, 440, 451, 568, 608, 640, 656, 704, 710, 760, 779, 781, 820, 836, 880, 902, 1045, 1136, 1216, 1312, 1349, 1408, 1420, 1520, 1558, 1562, 1640, 1672, 1760, 1804, 2090, 2255, 2272, 2432, 2624, 2698, 2840, 2911, 3040, 3116, 3124, 3280, 3344, 3520, 3608, 3895, 3905, 4180, 4510, 4544, 5248, 5396, 5680, 5822, 6080, 6232, 6248, 6560, 6688, 6745, 7040, 7216, 7790, 7810, 8360, 8569, 9020, 9088, 10792, 11360, 11644, 12160, 12464, 12496, 13120, 13376, 13490, 14432, 14555, 14839, 15580, 15620, 16720, 17138, 18040, 21584, 22720, 23288, 24928, 24992, 26240, 26752, 26980, 28864, 29110, 29678, 31160, 31240, 32021, 33440, 34276, 36080, 42845, 43168, 45440, 46576, 49856, 49984, 53960, 55309, 57728, 58220, 59356, 62320, 62480, 64042, 66880, 68552, 72160, 74195, 85690, 86336, 93152, 99712, 99968, 107920, 110618, 116440, 118712, 124640, 124960, 128084, 133760, 137104, 144320, 148390, 160105, 171380, 172672, 186304, 215840, 221236, 232880, 237424, 249280, 249920, 256168, 274208, 276545, 288640, 296780, 320210, 342760, 372608, 431680, 442472, 465760, 474848, 498560, 499840, 512336, 548416, 553090, 593560, 608399, 640420, 685520, 863360, 884944, 931520, 949696, 1024672, 1096832, 1106180, 1187120, 1216798, 1280840, 1371040, 1769888, 1863040, 1899392, 2049344, 2212360, 2374240, 2433596, 2561680, 2742080, 3041995, 3539776, 4098688, 4424720, 4748480, 4867192, 5123360, 5484160, 6083990, 7079552, 8849440, 9496960, 9734384, 10246720, 12167980, 17698880, 19468768, 20493440, 24335960, 35397760, 38937536, 48671920, 77875072, 97343840, 194687680, 389375360]

約数ペア:

[(1, 389375360), (2, 194687680), (4, 97343840), (5, 77875072), (8, 48671920), (10, 38937536), (11, 35397760), (16, 24335960), (19, 20493440), (20, 19468768), (22, 17698880), (32, 12167980), (38, 10246720), (40, 9734384), (41, 9496960), (44, 8849440), (55, 7079552), (64, 6083990), (71, 5484160), (76, 5123360), (80, 4867192), (82, 4748480), (88, 4424720), (95, 4098688), (110, 3539776), (128, 3041995), (142, 2742080), (152, 2561680), (160, 2433596), (164, 2374240), (176, 2212360), (190, 2049344), (205, 1899392), (209, 1863040), (220, 1769888), (284, 1371040), (304, 1280840), (320, 1216798), (328, 1187120), (352, 1106180), (355, 1096832), (380, 1024672), (410, 949696), (418, 931520), (440, 884944), (451, 863360), (568, 685520), (608, 640420), (640, 608399), (656, 593560), (704, 553090), (710, 548416), (760, 512336), (779, 499840), (781, 498560), (820, 474848), (836, 465760), (880, 442472), (902, 431680), (1045, 372608), (1136, 342760), (1216, 320210), (1312, 296780), (1349, 288640), (1408, 276545), (1420, 274208), (1520, 256168), (1558, 249920), (1562, 249280), (1640, 237424), (1672, 232880), (1760, 221236), (1804, 215840), (2090, 186304), (2255, 172672), (2272, 171380), (2432, 160105), (2624, 148390), (2698, 144320), (2840, 137104), (2911, 133760), (3040, 128084), (3116, 124960), (3124, 124640), (3280, 118712), (3344, 116440), (3520, 110618), (3608, 107920), (3895, 99968), (3905, 99712), (4180, 93152), (4510, 86336), (4544, 85690), (5248, 74195), (5396, 72160), (5680, 68552), (5822, 66880), (6080, 64042), (6232, 62480), (6248, 62320), (6560, 59356), (6688, 58220), (6745, 57728), (7040, 55309), (7216, 53960), (7790, 49984), (7810, 49856), (8360, 46576), (8569, 45440), (9020, 43168), (9088, 42845), (10792, 36080), (11360, 34276), (11644, 33440), (12160, 32021), (12464, 31240), (12496, 31160), (13120, 29678), (13376, 29110), (13490, 28864), (14432, 26980), (14555, 26752), (14839, 26240), (15580, 24992), (15620, 24928), (16720, 23288), (17138, 22720), (18040, 21584)]