1555320000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1045

約数の個数: 280

約数和(自身を含む): 5543363056

約数和(自身を除く): 3988043056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 125, 130, 150, 156, 160, 192, 195, 200, 208, 240, 250, 260, 300, 312, 320, 325, 375, 390, 400, 416, 480, 500, 520, 600, 624, 625, 650, 750, 780, 800, 832, 960, 975, 997, 1000, 1040, 1200, 1248, 1250, 1300, 1500, 1560, 1600, 1625, 1875, 1950, 1994, 2000, 2080, 2400, 2496, 2500, 2600, 2991, 3000, 3120, 3250, 3750, 3900, 3988, 4000, 4160, 4800, 4875, 4985, 5000, 5200, 5982, 6000, 6240, 6500, 7500, 7800, 7976, 8000, 8125, 9750, 9970, 10000, 10400, 11964, 12000, 12480, 12961, 13000, 14955, 15000, 15600, 15952, 16250, 19500, 19940, 20000, 20800, 23928, 24000, 24375, 24925, 25922, 26000, 29910, 30000, 31200, 31904, 32500, 38883, 39000, 39880, 40000, 47856, 48750, 49850, 51844, 52000, 59820, 60000, 62400, 63808, 64805, 65000, 74775, 77766, 78000, 79760, 95712, 97500, 99700, 103688, 104000, 119640, 120000, 124625, 129610, 130000, 149550, 155532, 156000, 159520, 191424, 194415, 195000, 199400, 207376, 239280, 249250, 259220, 260000, 299100, 311064, 312000, 319040, 324025, 373875, 388830, 390000, 398800, 414752, 478560, 498500, 518440, 520000, 598200, 622128, 623125, 648050, 747750, 777660, 780000, 797600, 829504, 957120, 972075, 997000, 1036880, 1196400, 1244256, 1246250, 1296100, 1495500, 1555320, 1560000, 1595200, 1620125, 1869375, 1944150, 1994000, 2073760, 2392800, 2488512, 2492500, 2592200, 2991000, 3110640, 3240250, 3738750, 3888300, 3988000, 4147520, 4785600, 4860375, 4985000, 5184400, 5982000, 6221280, 6480500, 7477500, 7776600, 7976000, 8100625, 9720750, 9970000, 10368800, 11964000, 12442560, 12961000, 14955000, 15553200, 16201250, 19441500, 19940000, 20737600, 23928000, 24301875, 25922000, 29910000, 31106400, 32402500, 38883000, 39880000, 48603750, 51844000, 59820000, 62212800, 64805000, 77766000, 97207500, 103688000, 119640000, 129610000, 155532000, 194415000, 259220000, 311064000, 388830000, 518440000, 777660000, 1555320000]

約数ペア:

[(1, 1555320000), (2, 777660000), (3, 518440000), (4, 388830000), (5, 311064000), (6, 259220000), (8, 194415000), (10, 155532000), (12, 129610000), (13, 119640000), (15, 103688000), (16, 97207500), (20, 77766000), (24, 64805000), (25, 62212800), (26, 59820000), (30, 51844000), (32, 48603750), (39, 39880000), (40, 38883000), (48, 32402500), (50, 31106400), (52, 29910000), (60, 25922000), (64, 24301875), (65, 23928000), (75, 20737600), (78, 19940000), (80, 19441500), (96, 16201250), (100, 15553200), (104, 14955000), (120, 12961000), (125, 12442560), (130, 11964000), (150, 10368800), (156, 9970000), (160, 9720750), (192, 8100625), (195, 7976000), (200, 7776600), (208, 7477500), (240, 6480500), (250, 6221280), (260, 5982000), (300, 5184400), (312, 4985000), (320, 4860375), (325, 4785600), (375, 4147520), (390, 3988000), (400, 3888300), (416, 3738750), (480, 3240250), (500, 3110640), (520, 2991000), (600, 2592200), (624, 2492500), (625, 2488512), (650, 2392800), (750, 2073760), (780, 1994000), (800, 1944150), (832, 1869375), (960, 1620125), (975, 1595200), (997, 1560000), (1000, 1555320), (1040, 1495500), (1200, 1296100), (1248, 1246250), (1250, 1244256), (1300, 1196400), (1500, 1036880), (1560, 997000), (1600, 972075), (1625, 957120), (1875, 829504), (1950, 797600), (1994, 780000), (2000, 777660), (2080, 747750), (2400, 648050), (2496, 623125), (2500, 622128), (2600, 598200), (2991, 520000), (3000, 518440), (3120, 498500), (3250, 478560), (3750, 414752), (3900, 398800), (3988, 390000), (4000, 388830), (4160, 373875), (4800, 324025), (4875, 319040), (4985, 312000), (5000, 311064), (5200, 299100), (5982, 260000), (6000, 259220), (6240, 249250), (6500, 239280), (7500, 207376), (7800, 199400), (7976, 195000), (8000, 194415), (8125, 191424), (9750, 159520), (9970, 156000), (10000, 155532), (10400, 149550), (11964, 130000), (12000, 129610), (12480, 124625), (12961, 120000), (13000, 119640), (14955, 104000), (15000, 103688), (15600, 99700), (15952, 97500), (16250, 95712), (19500, 79760), (19940, 78000), (20000, 77766), (20800, 74775), (23928, 65000), (24000, 64805), (24375, 63808), (24925, 62400), (25922, 60000), (26000, 59820), (29910, 52000), (30000, 51844), (31200, 49850), (31904, 48750), (32500, 47856), (38883, 40000), (39000, 39880)]