21167488000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{61}}^1\times {\mathrm{2711}}^1$

素因数の和:2807

約数の個数: 176

約数和(自身を含む): 53693759808

約数和(自身を除く): 32526271808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 125, 128, 160, 200, 244, 250, 256, 305, 320, 400, 488, 500, 512, 610, 640, 800, 976, 1000, 1024, 1220, 1280, 1525, 1600, 1952, 2000, 2440, 2560, 2711, 3050, 3200, 3904, 4000, 4880, 5120, 5422, 6100, 6400, 7625, 7808, 8000, 9760, 10844, 12200, 12800, 13555, 15250, 15616, 16000, 19520, 21688, 24400, 25600, 27110, 30500, 31232, 32000, 39040, 43376, 48800, 54220, 61000, 62464, 64000, 67775, 78080, 86752, 97600, 108440, 122000, 128000, 135550, 156160, 165371, 173504, 195200, 216880, 244000, 271100, 312320, 330742, 338875, 347008, 390400, 433760, 488000, 542200, 661484, 677750, 694016, 780800, 826855, 867520, 976000, 1084400, 1322968, 1355500, 1388032, 1561600, 1653710, 1735040, 1952000, 2168800, 2645936, 2711000, 2776064, 3307420, 3470080, 3904000, 4134275, 4337600, 5291872, 5422000, 6614840, 6940160, 7808000, 8268550, 8675200, 10583744, 10844000, 13229680, 13880320, 16537100, 17350400, 20671375, 21167488, 21688000, 26459360, 33074200, 34700800, 41342750, 42334976, 43376000, 52918720, 66148400, 69401600, 82685500, 84669952, 86752000, 105837440, 132296800, 165371000, 169339904, 173504000, 211674880, 264593600, 330742000, 347008000, 423349760, 529187200, 661484000, 846699520, 1058374400, 1322968000, 2116748800, 2645936000, 4233497600, 5291872000, 10583744000, 21167488000]

約数ペア:

[(1, 21167488000), (2, 10583744000), (4, 5291872000), (5, 4233497600), (8, 2645936000), (10, 2116748800), (16, 1322968000), (20, 1058374400), (25, 846699520), (32, 661484000), (40, 529187200), (50, 423349760), (61, 347008000), (64, 330742000), (80, 264593600), (100, 211674880), (122, 173504000), (125, 169339904), (128, 165371000), (160, 132296800), (200, 105837440), (244, 86752000), (250, 84669952), (256, 82685500), (305, 69401600), (320, 66148400), (400, 52918720), (488, 43376000), (500, 42334976), (512, 41342750), (610, 34700800), (640, 33074200), (800, 26459360), (976, 21688000), (1000, 21167488), (1024, 20671375), (1220, 17350400), (1280, 16537100), (1525, 13880320), (1600, 13229680), (1952, 10844000), (2000, 10583744), (2440, 8675200), (2560, 8268550), (2711, 7808000), (3050, 6940160), (3200, 6614840), (3904, 5422000), (4000, 5291872), (4880, 4337600), (5120, 4134275), (5422, 3904000), (6100, 3470080), (6400, 3307420), (7625, 2776064), (7808, 2711000), (8000, 2645936), (9760, 2168800), (10844, 1952000), (12200, 1735040), (12800, 1653710), (13555, 1561600), (15250, 1388032), (15616, 1355500), (16000, 1322968), (19520, 1084400), (21688, 976000), (24400, 867520), (25600, 826855), (27110, 780800), (30500, 694016), (31232, 677750), (32000, 661484), (39040, 542200), (43376, 488000), (48800, 433760), (54220, 390400), (61000, 347008), (62464, 338875), (64000, 330742), (67775, 312320), (78080, 271100), (86752, 244000), (97600, 216880), (108440, 195200), (122000, 173504), (128000, 165371), (135550, 156160)]