42757680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:875

約数の個数: 160

約数和(自身を含む): 156561408

約数和(自身を除く): 113803728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 821, 840, 868, 930, 1085, 1240, 1302, 1488, 1642, 1680, 1736, 1860, 2170, 2463, 2480, 2604, 3255, 3284, 3472, 3720, 4105, 4340, 4926, 5208, 5747, 6510, 6568, 7440, 8210, 8680, 9852, 10416, 11494, 12315, 13020, 13136, 16420, 17241, 17360, 19704, 22988, 24630, 25451, 26040, 28735, 32840, 34482, 39408, 45976, 49260, 50902, 52080, 57470, 65680, 68964, 76353, 86205, 91952, 98520, 101804, 114940, 127255, 137928, 152706, 172410, 178157, 197040, 203608, 229880, 254510, 275856, 305412, 344820, 356314, 381765, 407216, 459760, 509020, 534471, 610824, 689640, 712628, 763530, 890785, 1018040, 1068942, 1221648, 1379280, 1425256, 1527060, 1781570, 2036080, 2137884, 2672355, 2850512, 3054120, 3563140, 4275768, 5344710, 6108240, 7126280, 8551536, 10689420, 14252560, 21378840, 42757680]

約数ペア:

[(1, 42757680), (2, 21378840), (3, 14252560), (4, 10689420), (5, 8551536), (6, 7126280), (7, 6108240), (8, 5344710), (10, 4275768), (12, 3563140), (14, 3054120), (15, 2850512), (16, 2672355), (20, 2137884), (21, 2036080), (24, 1781570), (28, 1527060), (30, 1425256), (31, 1379280), (35, 1221648), (40, 1068942), (42, 1018040), (48, 890785), (56, 763530), (60, 712628), (62, 689640), (70, 610824), (80, 534471), (84, 509020), (93, 459760), (105, 407216), (112, 381765), (120, 356314), (124, 344820), (140, 305412), (155, 275856), (168, 254510), (186, 229880), (210, 203608), (217, 197040), (240, 178157), (248, 172410), (280, 152706), (310, 137928), (336, 127255), (372, 114940), (420, 101804), (434, 98520), (465, 91952), (496, 86205), (560, 76353), (620, 68964), (651, 65680), (744, 57470), (821, 52080), (840, 50902), (868, 49260), (930, 45976), (1085, 39408), (1240, 34482), (1302, 32840), (1488, 28735), (1642, 26040), (1680, 25451), (1736, 24630), (1860, 22988), (2170, 19704), (2463, 17360), (2480, 17241), (2604, 16420), (3255, 13136), (3284, 13020), (3472, 12315), (3720, 11494), (4105, 10416), (4340, 9852), (4926, 8680), (5208, 8210), (5747, 7440), (6510, 6568)]