142540660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 336752640

約数和(自身を除く): 194211980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 47, 76, 92, 94, 95, 115, 188, 190, 230, 235, 347, 380, 437, 460, 470, 694, 874, 893, 940, 1081, 1388, 1735, 1748, 1786, 2162, 2185, 3470, 3572, 4324, 4370, 4465, 5405, 6593, 6940, 7981, 8740, 8930, 10810, 13186, 15962, 16309, 17860, 20539, 21620, 26372, 31924, 32618, 32965, 39905, 41078, 65236, 65930, 79810, 81545, 82156, 102695, 131860, 151639, 159620, 163090, 205390, 303278, 309871, 326180, 375107, 410780, 606556, 619742, 750214, 758195, 1239484, 1500428, 1516390, 1549355, 1875535, 3032780, 3098710, 3751070, 6197420, 7127033, 7502140, 14254066, 28508132, 35635165, 71270330, 142540660]

約数ペア:

[(1, 142540660), (2, 71270330), (4, 35635165), (5, 28508132), (10, 14254066), (19, 7502140), (20, 7127033), (23, 6197420), (38, 3751070), (46, 3098710), (47, 3032780), (76, 1875535), (92, 1549355), (94, 1516390), (95, 1500428), (115, 1239484), (188, 758195), (190, 750214), (230, 619742), (235, 606556), (347, 410780), (380, 375107), (437, 326180), (460, 309871), (470, 303278), (694, 205390), (874, 163090), (893, 159620), (940, 151639), (1081, 131860), (1388, 102695), (1735, 82156), (1748, 81545), (1786, 79810), (2162, 65930), (2185, 65236), (3470, 41078), (3572, 39905), (4324, 32965), (4370, 32618), (4465, 31924), (5405, 26372), (6593, 21620), (6940, 20539), (7981, 17860), (8740, 16309), (8930, 15962), (10810, 13186)]