79922220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 264741120

約数和(自身を除く): 184818900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 139, 140, 148, 185, 210, 222, 259, 278, 370, 417, 420, 444, 518, 555, 556, 695, 740, 777, 834, 973, 1036, 1110, 1295, 1369, 1390, 1554, 1668, 1946, 2085, 2220, 2590, 2738, 2780, 2919, 3108, 3885, 3892, 4107, 4170, 4865, 5143, 5180, 5476, 5838, 6845, 7770, 8214, 8340, 9583, 9730, 10286, 11676, 13690, 14595, 15429, 15540, 16428, 19166, 19460, 20535, 20572, 25715, 27380, 28749, 29190, 30858, 36001, 38332, 41070, 47915, 51430, 57498, 58380, 61716, 72002, 77145, 82140, 95830, 102860, 108003, 114996, 143745, 144004, 154290, 180005, 190291, 191660, 216006, 287490, 308580, 360010, 380582, 432012, 540015, 570873, 574980, 720020, 761164, 951455, 1080030, 1141746, 1332037, 1902910, 2160060, 2283492, 2664074, 2854365, 3805820, 3996111, 5328148, 5708730, 6660185, 7992222, 11417460, 13320370, 15984444, 19980555, 26640740, 39961110, 79922220]

約数ペア:

[(1, 79922220), (2, 39961110), (3, 26640740), (4, 19980555), (5, 15984444), (6, 13320370), (7, 11417460), (10, 7992222), (12, 6660185), (14, 5708730), (15, 5328148), (20, 3996111), (21, 3805820), (28, 2854365), (30, 2664074), (35, 2283492), (37, 2160060), (42, 1902910), (60, 1332037), (70, 1141746), (74, 1080030), (84, 951455), (105, 761164), (111, 720020), (139, 574980), (140, 570873), (148, 540015), (185, 432012), (210, 380582), (222, 360010), (259, 308580), (278, 287490), (370, 216006), (417, 191660), (420, 190291), (444, 180005), (518, 154290), (555, 144004), (556, 143745), (695, 114996), (740, 108003), (777, 102860), (834, 95830), (973, 82140), (1036, 77145), (1110, 72002), (1295, 61716), (1369, 58380), (1390, 57498), (1554, 51430), (1668, 47915), (1946, 41070), (2085, 38332), (2220, 36001), (2590, 30858), (2738, 29190), (2780, 28749), (2919, 27380), (3108, 25715), (3885, 20572), (3892, 20535), (4107, 19460), (4170, 19166), (4865, 16428), (5143, 15540), (5180, 15429), (5476, 14595), (5838, 13690), (6845, 11676), (7770, 10286), (8214, 9730), (8340, 9583)]