68248180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 196269696

約数和(自身を除く): 128021516

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, 455, 487, 490, 539, 572, 637, 715, 770, 910, 974, 980, 1001, 1078, 1274, 1430, 1540, 1820, 1948, 2002, 2156, 2435, 2548, 2695, 2860, 3185, 3409, 4004, 4870, 5005, 5357, 5390, 6331, 6370, 6818, 7007, 9740, 10010, 10714, 10780, 12662, 12740, 13636, 14014, 17045, 20020, 21428, 23863, 25324, 26785, 28028, 31655, 34090, 35035, 37499, 44317, 47726, 53570, 63310, 68180, 69641, 70070, 74998, 88634, 95452, 107140, 119315, 126620, 139282, 140140, 149996, 177268, 187495, 221585, 238630, 262493, 278564, 310219, 348205, 374990, 443170, 477260, 487487, 524986, 620438, 696410, 749980, 886340, 974974, 1049972, 1240876, 1312465, 1392820, 1551095, 1949948, 2437435, 2624930, 3102190, 3412409, 4874870, 5249860, 6204380, 6824818, 9749740, 13649636, 17062045, 34124090, 68248180]

約数ペア:

[(1, 68248180), (2, 34124090), (4, 17062045), (5, 13649636), (7, 9749740), (10, 6824818), (11, 6204380), (13, 5249860), (14, 4874870), (20, 3412409), (22, 3102190), (26, 2624930), (28, 2437435), (35, 1949948), (44, 1551095), (49, 1392820), (52, 1312465), (55, 1240876), (65, 1049972), (70, 974974), (77, 886340), (91, 749980), (98, 696410), (110, 620438), (130, 524986), (140, 487487), (143, 477260), (154, 443170), (182, 374990), (196, 348205), (220, 310219), (245, 278564), (260, 262493), (286, 238630), (308, 221585), (364, 187495), (385, 177268), (455, 149996), (487, 140140), (490, 139282), (539, 126620), (572, 119315), (637, 107140), (715, 95452), (770, 88634), (910, 74998), (974, 70070), (980, 69641), (1001, 68180), (1078, 63310), (1274, 53570), (1430, 47726), (1540, 44317), (1820, 37499), (1948, 35035), (2002, 34090), (2156, 31655), (2435, 28028), (2548, 26785), (2695, 25324), (2860, 23863), (3185, 21428), (3409, 20020), (4004, 17045), (4870, 14014), (5005, 13636), (5357, 12740), (5390, 12662), (6331, 10780), (6370, 10714), (6818, 10010), (7007, 9740)]