20092970880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21401}}^1$

素因数の和:21589

約数の個数: 192

約数和(自身を含む): 69812467920

約数和(自身を除く): 49719497040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 163, 180, 192, 240, 288, 320, 326, 360, 384, 480, 489, 576, 640, 652, 720, 815, 960, 978, 1152, 1304, 1440, 1467, 1630, 1920, 1956, 2445, 2608, 2880, 2934, 3260, 3912, 4890, 5216, 5760, 5868, 6520, 7335, 7824, 9780, 10432, 11736, 13040, 14670, 15648, 19560, 20864, 21401, 23472, 26080, 29340, 31296, 39120, 42802, 46944, 52160, 58680, 62592, 64203, 78240, 85604, 93888, 104320, 107005, 117360, 128406, 156480, 171208, 187776, 192609, 214010, 234720, 256812, 312960, 321015, 342416, 385218, 428020, 469440, 513624, 642030, 684832, 770436, 856040, 938880, 963045, 1027248, 1284060, 1369664, 1540872, 1712080, 1926090, 2054496, 2568120, 2739328, 3081744, 3424160, 3488363, 3852180, 4108992, 5136240, 6163488, 6848320, 6976726, 7704360, 8217984, 10272480, 10465089, 12326976, 13696640, 13953452, 15408720, 17441815, 20544960, 20930178, 24653952, 27906904, 30817440, 31395267, 34883630, 41089920, 41860356, 52325445, 55813808, 61634880, 62790534, 69767260, 83720712, 104650890, 111627616, 123269760, 125581068, 139534520, 156976335, 167441424, 209301780, 223255232, 251162136, 279069040, 313952670, 334882848, 418603560, 446510464, 502324272, 558138080, 627905340, 669765696, 837207120, 1004648544, 1116276160, 1255810680, 1339531392, 1674414240, 2009297088, 2232552320, 2511621360, 3348828480, 4018594176, 5023242720, 6697656960, 10046485440, 20092970880]

約数ペア:

[(1, 20092970880), (2, 10046485440), (3, 6697656960), (4, 5023242720), (5, 4018594176), (6, 3348828480), (8, 2511621360), (9, 2232552320), (10, 2009297088), (12, 1674414240), (15, 1339531392), (16, 1255810680), (18, 1116276160), (20, 1004648544), (24, 837207120), (30, 669765696), (32, 627905340), (36, 558138080), (40, 502324272), (45, 446510464), (48, 418603560), (60, 334882848), (64, 313952670), (72, 279069040), (80, 251162136), (90, 223255232), (96, 209301780), (120, 167441424), (128, 156976335), (144, 139534520), (160, 125581068), (163, 123269760), (180, 111627616), (192, 104650890), (240, 83720712), (288, 69767260), (320, 62790534), (326, 61634880), (360, 55813808), (384, 52325445), (480, 41860356), (489, 41089920), (576, 34883630), (640, 31395267), (652, 30817440), (720, 27906904), (815, 24653952), (960, 20930178), (978, 20544960), (1152, 17441815), (1304, 15408720), (1440, 13953452), (1467, 13696640), (1630, 12326976), (1920, 10465089), (1956, 10272480), (2445, 8217984), (2608, 7704360), (2880, 6976726), (2934, 6848320), (3260, 6163488), (3912, 5136240), (4890, 4108992), (5216, 3852180), (5760, 3488363), (5868, 3424160), (6520, 3081744), (7335, 2739328), (7824, 2568120), (9780, 2054496), (10432, 1926090), (11736, 1712080), (13040, 1540872), (14670, 1369664), (15648, 1284060), (19560, 1027248), (20864, 963045), (21401, 938880), (23472, 856040), (26080, 770436), (29340, 684832), (31296, 642030), (39120, 513624), (42802, 469440), (46944, 428020), (52160, 385218), (58680, 342416), (62592, 321015), (64203, 312960), (78240, 256812), (85604, 234720), (93888, 214010), (104320, 192609), (107005, 187776), (117360, 171208), (128406, 156480)]