321492080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 958510080

約数和(自身を除く): 637018000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 79, 80, 86, 91, 104, 112, 130, 140, 158, 169, 172, 182, 208, 215, 260, 280, 301, 316, 338, 344, 364, 395, 430, 455, 520, 553, 559, 560, 602, 632, 676, 688, 728, 790, 845, 860, 910, 1027, 1040, 1106, 1118, 1183, 1204, 1264, 1352, 1456, 1505, 1580, 1690, 1720, 1820, 2054, 2212, 2236, 2366, 2408, 2704, 2765, 2795, 3010, 3160, 3380, 3397, 3440, 3640, 3913, 4108, 4424, 4472, 4732, 4816, 5135, 5530, 5590, 5915, 6020, 6320, 6760, 6794, 7189, 7267, 7280, 7826, 8216, 8848, 8944, 9464, 10270, 11060, 11180, 11830, 12040, 13351, 13520, 13588, 14378, 14534, 15652, 16432, 16985, 18928, 19565, 20540, 22120, 22360, 23660, 23779, 24080, 26702, 27176, 28756, 29068, 31304, 33970, 35945, 36335, 39130, 41080, 44161, 44240, 44720, 47320, 47558, 50869, 53404, 54352, 57512, 58136, 62608, 66755, 67940, 71890, 72670, 78260, 82160, 88322, 93457, 94640, 95116, 101738, 106808, 115024, 116272, 118895, 133510, 135880, 143780, 145340, 156520, 176644, 186914, 190232, 203476, 213616, 220805, 237790, 254345, 267020, 271760, 287560, 290680, 309127, 313040, 353288, 373828, 380464, 406952, 441610, 467285, 475580, 508690, 534040, 574093, 575120, 581360, 618254, 706576, 747656, 813904, 883220, 934570, 951160, 1017380, 1068080, 1148186, 1236508, 1495312, 1545635, 1766440, 1869140, 1902320, 2034760, 2296372, 2473016, 2870465, 3091270, 3532880, 3738280, 4018651, 4069520, 4592744, 4946032, 5740930, 6182540, 7476560, 8037302, 9185488, 11481860, 12365080, 16074604, 20093255, 22963720, 24730160, 32149208, 40186510, 45927440, 64298416, 80373020, 160746040, 321492080]

約数ペア:

[(1, 321492080), (2, 160746040), (4, 80373020), (5, 64298416), (7, 45927440), (8, 40186510), (10, 32149208), (13, 24730160), (14, 22963720), (16, 20093255), (20, 16074604), (26, 12365080), (28, 11481860), (35, 9185488), (40, 8037302), (43, 7476560), (52, 6182540), (56, 5740930), (65, 4946032), (70, 4592744), (79, 4069520), (80, 4018651), (86, 3738280), (91, 3532880), (104, 3091270), (112, 2870465), (130, 2473016), (140, 2296372), (158, 2034760), (169, 1902320), (172, 1869140), (182, 1766440), (208, 1545635), (215, 1495312), (260, 1236508), (280, 1148186), (301, 1068080), (316, 1017380), (338, 951160), (344, 934570), (364, 883220), (395, 813904), (430, 747656), (455, 706576), (520, 618254), (553, 581360), (559, 575120), (560, 574093), (602, 534040), (632, 508690), (676, 475580), (688, 467285), (728, 441610), (790, 406952), (845, 380464), (860, 373828), (910, 353288), (1027, 313040), (1040, 309127), (1106, 290680), (1118, 287560), (1183, 271760), (1204, 267020), (1264, 254345), (1352, 237790), (1456, 220805), (1505, 213616), (1580, 203476), (1690, 190232), (1720, 186914), (1820, 176644), (2054, 156520), (2212, 145340), (2236, 143780), (2366, 135880), (2408, 133510), (2704, 118895), (2765, 116272), (2795, 115024), (3010, 106808), (3160, 101738), (3380, 95116), (3397, 94640), (3440, 93457), (3640, 88322), (3913, 82160), (4108, 78260), (4424, 72670), (4472, 71890), (4732, 67940), (4816, 66755), (5135, 62608), (5530, 58136), (5590, 57512), (5915, 54352), (6020, 53404), (6320, 50869), (6760, 47558), (6794, 47320), (7189, 44720), (7267, 44240), (7280, 44161), (7826, 41080), (8216, 39130), (8848, 36335), (8944, 35945), (9464, 33970), (10270, 31304), (11060, 29068), (11180, 28756), (11830, 27176), (12040, 26702), (13351, 24080), (13520, 23779), (13588, 23660), (14378, 22360), (14534, 22120), (15652, 20540), (16432, 19565), (16985, 18928)]