82148940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 259459200

約数和(自身を除く): 177310260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 79, 90, 106, 109, 158, 159, 180, 212, 218, 237, 265, 316, 318, 327, 395, 436, 474, 477, 530, 545, 636, 654, 711, 790, 795, 948, 954, 981, 1060, 1090, 1185, 1308, 1422, 1580, 1590, 1635, 1908, 1962, 2180, 2370, 2385, 2844, 3180, 3270, 3555, 3924, 4187, 4740, 4770, 4905, 5777, 6540, 7110, 8374, 8611, 9540, 9810, 11554, 12561, 14220, 16748, 17222, 17331, 19620, 20935, 23108, 25122, 25833, 28885, 34444, 34662, 37683, 41870, 43055, 50244, 51666, 51993, 57770, 62805, 69324, 75366, 77499, 83740, 86110, 86655, 103332, 103986, 115540, 125610, 129165, 150732, 154998, 172220, 173310, 188415, 207972, 251220, 258330, 259965, 309996, 346620, 376830, 387495, 456383, 516660, 519930, 753660, 774990, 912766, 1039860, 1369149, 1549980, 1825532, 2281915, 2738298, 4107447, 4563830, 5476596, 6845745, 8214894, 9127660, 13691490, 16429788, 20537235, 27382980, 41074470, 82148940]

約数ペア:

[(1, 82148940), (2, 41074470), (3, 27382980), (4, 20537235), (5, 16429788), (6, 13691490), (9, 9127660), (10, 8214894), (12, 6845745), (15, 5476596), (18, 4563830), (20, 4107447), (30, 2738298), (36, 2281915), (45, 1825532), (53, 1549980), (60, 1369149), (79, 1039860), (90, 912766), (106, 774990), (109, 753660), (158, 519930), (159, 516660), (180, 456383), (212, 387495), (218, 376830), (237, 346620), (265, 309996), (316, 259965), (318, 258330), (327, 251220), (395, 207972), (436, 188415), (474, 173310), (477, 172220), (530, 154998), (545, 150732), (636, 129165), (654, 125610), (711, 115540), (790, 103986), (795, 103332), (948, 86655), (954, 86110), (981, 83740), (1060, 77499), (1090, 75366), (1185, 69324), (1308, 62805), (1422, 57770), (1580, 51993), (1590, 51666), (1635, 50244), (1908, 43055), (1962, 41870), (2180, 37683), (2370, 34662), (2385, 34444), (2844, 28885), (3180, 25833), (3270, 25122), (3555, 23108), (3924, 20935), (4187, 19620), (4740, 17331), (4770, 17222), (4905, 16748), (5777, 14220), (6540, 12561), (7110, 11554), (8374, 9810), (8611, 9540)]