389718900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 216

約数和(自身を含む): 1298291904

約数和(自身を除く): 908573004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 67, 69, 75, 90, 92, 100, 115, 134, 138, 150, 180, 201, 207, 225, 230, 268, 276, 281, 300, 335, 345, 402, 414, 450, 460, 562, 575, 603, 670, 690, 804, 828, 843, 900, 1005, 1035, 1124, 1150, 1206, 1340, 1380, 1405, 1541, 1675, 1686, 1725, 2010, 2070, 2300, 2412, 2529, 2810, 3015, 3082, 3350, 3372, 3450, 4020, 4140, 4215, 4623, 5025, 5058, 5175, 5620, 6030, 6164, 6463, 6700, 6900, 7025, 7705, 8430, 9246, 10050, 10116, 10350, 12060, 12645, 12926, 13869, 14050, 15075, 15410, 16860, 18492, 18827, 19389, 20100, 20700, 21075, 23115, 25290, 25852, 27738, 28100, 30150, 30820, 32315, 37654, 38525, 38778, 42150, 46230, 50580, 55476, 56481, 58167, 60300, 63225, 64630, 69345, 75308, 77050, 77556, 84300, 92460, 94135, 96945, 112962, 115575, 116334, 126450, 129260, 138690, 154100, 161575, 169443, 188270, 193890, 225924, 231150, 232668, 252900, 277380, 282405, 290835, 323150, 338886, 346725, 376540, 387780, 433021, 462300, 470675, 484725, 564810, 581670, 646300, 677772, 693450, 847215, 866042, 941350, 969450, 1129620, 1163340, 1299063, 1386900, 1412025, 1454175, 1694430, 1732084, 1882700, 1938900, 2165105, 2598126, 2824050, 2908350, 3388860, 3897189, 4236075, 4330210, 5196252, 5648100, 5816700, 6495315, 7794378, 8472150, 8660420, 10825525, 12990630, 15588756, 16944300, 19485945, 21651050, 25981260, 32476575, 38971890, 43302100, 64953150, 77943780, 97429725, 129906300, 194859450, 389718900]

約数ペア:

[(1, 389718900), (2, 194859450), (3, 129906300), (4, 97429725), (5, 77943780), (6, 64953150), (9, 43302100), (10, 38971890), (12, 32476575), (15, 25981260), (18, 21651050), (20, 19485945), (23, 16944300), (25, 15588756), (30, 12990630), (36, 10825525), (45, 8660420), (46, 8472150), (50, 7794378), (60, 6495315), (67, 5816700), (69, 5648100), (75, 5196252), (90, 4330210), (92, 4236075), (100, 3897189), (115, 3388860), (134, 2908350), (138, 2824050), (150, 2598126), (180, 2165105), (201, 1938900), (207, 1882700), (225, 1732084), (230, 1694430), (268, 1454175), (276, 1412025), (281, 1386900), (300, 1299063), (335, 1163340), (345, 1129620), (402, 969450), (414, 941350), (450, 866042), (460, 847215), (562, 693450), (575, 677772), (603, 646300), (670, 581670), (690, 564810), (804, 484725), (828, 470675), (843, 462300), (900, 433021), (1005, 387780), (1035, 376540), (1124, 346725), (1150, 338886), (1206, 323150), (1340, 290835), (1380, 282405), (1405, 277380), (1541, 252900), (1675, 232668), (1686, 231150), (1725, 225924), (2010, 193890), (2070, 188270), (2300, 169443), (2412, 161575), (2529, 154100), (2810, 138690), (3015, 129260), (3082, 126450), (3350, 116334), (3372, 115575), (3450, 112962), (4020, 96945), (4140, 94135), (4215, 92460), (4623, 84300), (5025, 77556), (5058, 77050), (5175, 75308), (5620, 69345), (6030, 64630), (6164, 63225), (6463, 60300), (6700, 58167), (6900, 56481), (7025, 55476), (7705, 50580), (8430, 46230), (9246, 42150), (10050, 38778), (10116, 38525), (10350, 37654), (12060, 32315), (12645, 30820), (12926, 30150), (13869, 28100), (14050, 27738), (15075, 25852), (15410, 25290), (16860, 23115), (18492, 21075), (18827, 20700), (19389, 20100)]