57317260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 144

約数和(自身を含む): 164898720

約数和(自身を除く): 107581460

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 286, 308, 364, 385, 409, 455, 490, 539, 572, 637, 715, 770, 818, 910, 980, 1001, 1078, 1274, 1430, 1540, 1636, 1820, 2002, 2045, 2156, 2548, 2695, 2860, 2863, 3185, 4004, 4090, 4499, 5005, 5317, 5390, 5726, 6370, 7007, 8180, 8998, 10010, 10634, 10780, 11452, 12740, 14014, 14315, 17996, 20020, 20041, 21268, 22495, 26585, 28028, 28630, 31493, 35035, 37219, 40082, 44990, 53170, 57260, 58487, 62986, 70070, 74438, 80164, 89980, 100205, 106340, 116974, 125972, 140140, 148876, 157465, 186095, 200410, 220451, 233948, 260533, 292435, 314930, 372190, 400820, 409409, 440902, 521066, 584870, 629860, 744380, 818818, 881804, 1042132, 1102255, 1169740, 1302665, 1637636, 2047045, 2204510, 2605330, 2865863, 4094090, 4409020, 5210660, 5731726, 8188180, 11463452, 14329315, 28658630, 57317260]

約数ペア:

[(1, 57317260), (2, 28658630), (4, 14329315), (5, 11463452), (7, 8188180), (10, 5731726), (11, 5210660), (13, 4409020), (14, 4094090), (20, 2865863), (22, 2605330), (26, 2204510), (28, 2047045), (35, 1637636), (44, 1302665), (49, 1169740), (52, 1102255), (55, 1042132), (65, 881804), (70, 818818), (77, 744380), (91, 629860), (98, 584870), (110, 521066), (130, 440902), (140, 409409), (143, 400820), (154, 372190), (182, 314930), (196, 292435), (220, 260533), (245, 233948), (260, 220451), (286, 200410), (308, 186095), (364, 157465), (385, 148876), (409, 140140), (455, 125972), (490, 116974), (539, 106340), (572, 100205), (637, 89980), (715, 80164), (770, 74438), (818, 70070), (910, 62986), (980, 58487), (1001, 57260), (1078, 53170), (1274, 44990), (1430, 40082), (1540, 37219), (1636, 35035), (1820, 31493), (2002, 28630), (2045, 28028), (2156, 26585), (2548, 22495), (2695, 21268), (2860, 20041), (2863, 20020), (3185, 17996), (4004, 14315), (4090, 14014), (4499, 12740), (5005, 11452), (5317, 10780), (5390, 10634), (5726, 10010), (6370, 8998), (7007, 8180)]