390615680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:411

約数の個数: 256

約数和(自身を含む): 1213228800

約数和(自身を除く): 822613120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 76, 80, 91, 95, 104, 112, 128, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 320, 353, 364, 380, 416, 448, 455, 494, 520, 532, 560, 608, 640, 665, 706, 728, 760, 832, 896, 910, 988, 1040, 1064, 1120, 1216, 1235, 1330, 1412, 1456, 1520, 1664, 1729, 1765, 1820, 1976, 2080, 2128, 2240, 2432, 2470, 2471, 2660, 2824, 2912, 3040, 3458, 3530, 3640, 3952, 4160, 4256, 4480, 4589, 4940, 4942, 5320, 5648, 5824, 6080, 6707, 6916, 7060, 7280, 7904, 8320, 8512, 8645, 9178, 9880, 9884, 10640, 11296, 11648, 12160, 12355, 13414, 13832, 14120, 14560, 15808, 17024, 17290, 18356, 19760, 19768, 21280, 22592, 22945, 24710, 26828, 27664, 28240, 29120, 31616, 32123, 33535, 34580, 36712, 39520, 39536, 42560, 45184, 45890, 46949, 49420, 53656, 55328, 56480, 58240, 64246, 67070, 69160, 73424, 79040, 79072, 85120, 87191, 91780, 93898, 98840, 107312, 110656, 112960, 128492, 134140, 138320, 146848, 158080, 158144, 160615, 174382, 183560, 187796, 197680, 214624, 221312, 225920, 234745, 256984, 268280, 276640, 293696, 316288, 321230, 348764, 367120, 375592, 395360, 429248, 435955, 469490, 513968, 536560, 553280, 587392, 610337, 642460, 697528, 734240, 751184, 790720, 858496, 871910, 938980, 1027936, 1073120, 1106560, 1220674, 1284920, 1395056, 1468480, 1502368, 1581440, 1743820, 1877960, 2055872, 2146240, 2441348, 2569840, 2790112, 2936960, 3004736, 3051685, 3487640, 3755920, 4111744, 4292480, 4882696, 5139680, 5580224, 6009472, 6103370, 6975280, 7511840, 9765392, 10279360, 11160448, 12206740, 13950560, 15023680, 19530784, 20558720, 24413480, 27901120, 30047360, 39061568, 48826960, 55802240, 78123136, 97653920, 195307840, 390615680]

約数ペア:

[(1, 390615680), (2, 195307840), (4, 97653920), (5, 78123136), (7, 55802240), (8, 48826960), (10, 39061568), (13, 30047360), (14, 27901120), (16, 24413480), (19, 20558720), (20, 19530784), (26, 15023680), (28, 13950560), (32, 12206740), (35, 11160448), (38, 10279360), (40, 9765392), (52, 7511840), (56, 6975280), (64, 6103370), (65, 6009472), (70, 5580224), (76, 5139680), (80, 4882696), (91, 4292480), (95, 4111744), (104, 3755920), (112, 3487640), (128, 3051685), (130, 3004736), (133, 2936960), (140, 2790112), (152, 2569840), (160, 2441348), (182, 2146240), (190, 2055872), (208, 1877960), (224, 1743820), (247, 1581440), (260, 1502368), (266, 1468480), (280, 1395056), (304, 1284920), (320, 1220674), (353, 1106560), (364, 1073120), (380, 1027936), (416, 938980), (448, 871910), (455, 858496), (494, 790720), (520, 751184), (532, 734240), (560, 697528), (608, 642460), (640, 610337), (665, 587392), (706, 553280), (728, 536560), (760, 513968), (832, 469490), (896, 435955), (910, 429248), (988, 395360), (1040, 375592), (1064, 367120), (1120, 348764), (1216, 321230), (1235, 316288), (1330, 293696), (1412, 276640), (1456, 268280), (1520, 256984), (1664, 234745), (1729, 225920), (1765, 221312), (1820, 214624), (1976, 197680), (2080, 187796), (2128, 183560), (2240, 174382), (2432, 160615), (2470, 158144), (2471, 158080), (2660, 146848), (2824, 138320), (2912, 134140), (3040, 128492), (3458, 112960), (3530, 110656), (3640, 107312), (3952, 98840), (4160, 93898), (4256, 91780), (4480, 87191), (4589, 85120), (4940, 79072), (4942, 79040), (5320, 73424), (5648, 69160), (5824, 67070), (6080, 64246), (6707, 58240), (6916, 56480), (7060, 55328), (7280, 53656), (7904, 49420), (8320, 46949), (8512, 45890), (8645, 45184), (9178, 42560), (9880, 39536), (9884, 39520), (10640, 36712), (11296, 34580), (11648, 33535), (12160, 32123), (12355, 31616), (13414, 29120), (13832, 28240), (14120, 27664), (14560, 26828), (15808, 24710), (17024, 22945), (17290, 22592), (18356, 21280), (19760, 19768)]