685233920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2526

約数の個数: 144

約数和(自身を含む): 1937123328

約数和(自身を除く): 1251889408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2467, 2480, 3472, 3968, 4340, 4480, 4934, 4960, 6944, 7936, 8680, 8960, 9868, 9920, 12335, 13888, 17269, 17360, 19736, 19840, 24670, 27776, 34538, 34720, 39472, 39680, 49340, 55552, 69076, 69440, 76477, 78944, 86345, 98680, 138152, 138880, 152954, 157888, 172690, 197360, 276304, 277760, 305908, 315776, 345380, 382385, 394720, 535339, 552608, 611816, 631552, 690760, 764770, 789440, 1070678, 1105216, 1223632, 1381520, 1529540, 1578880, 2141356, 2210432, 2447264, 2676695, 2763040, 3059080, 3157760, 4282712, 4420864, 4894528, 5353390, 5526080, 6118160, 8565424, 9789056, 10706780, 11052160, 12236320, 17130848, 19578112, 21413560, 22104320, 24472640, 34261696, 42827120, 48945280, 68523392, 85654240, 97890560, 137046784, 171308480, 342616960, 685233920]

約数ペア:

[(1, 685233920), (2, 342616960), (4, 171308480), (5, 137046784), (7, 97890560), (8, 85654240), (10, 68523392), (14, 48945280), (16, 42827120), (20, 34261696), (28, 24472640), (31, 22104320), (32, 21413560), (35, 19578112), (40, 17130848), (56, 12236320), (62, 11052160), (64, 10706780), (70, 9789056), (80, 8565424), (112, 6118160), (124, 5526080), (128, 5353390), (140, 4894528), (155, 4420864), (160, 4282712), (217, 3157760), (224, 3059080), (248, 2763040), (256, 2676695), (280, 2447264), (310, 2210432), (320, 2141356), (434, 1578880), (448, 1529540), (496, 1381520), (560, 1223632), (620, 1105216), (640, 1070678), (868, 789440), (896, 764770), (992, 690760), (1085, 631552), (1120, 611816), (1240, 552608), (1280, 535339), (1736, 394720), (1792, 382385), (1984, 345380), (2170, 315776), (2240, 305908), (2467, 277760), (2480, 276304), (3472, 197360), (3968, 172690), (4340, 157888), (4480, 152954), (4934, 138880), (4960, 138152), (6944, 98680), (7936, 86345), (8680, 78944), (8960, 76477), (9868, 69440), (9920, 69076), (12335, 55552), (13888, 49340), (17269, 39680), (17360, 39472), (19736, 34720), (19840, 34538), (24670, 27776)]