80665320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 250675200

約数和(自身を除く): 170009880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 79, 120, 127, 134, 158, 201, 237, 254, 268, 316, 335, 381, 395, 402, 474, 508, 536, 632, 635, 670, 762, 790, 804, 948, 1005, 1016, 1185, 1270, 1340, 1524, 1580, 1608, 1896, 1905, 2010, 2370, 2540, 2680, 3048, 3160, 3810, 4020, 4740, 5080, 5293, 7620, 8040, 8509, 9480, 10033, 10586, 15240, 15879, 17018, 20066, 21172, 25527, 26465, 30099, 31758, 34036, 40132, 42344, 42545, 50165, 51054, 52930, 60198, 63516, 68072, 79395, 80264, 85090, 100330, 102108, 105860, 120396, 127032, 127635, 150495, 158790, 170180, 200660, 204216, 211720, 240792, 255270, 300990, 317580, 340360, 401320, 510540, 601980, 635160, 672211, 1021080, 1203960, 1344422, 2016633, 2688844, 3361055, 4033266, 5377688, 6722110, 8066532, 10083165, 13444220, 16133064, 20166330, 26888440, 40332660, 80665320]

約数ペア:

[(1, 80665320), (2, 40332660), (3, 26888440), (4, 20166330), (5, 16133064), (6, 13444220), (8, 10083165), (10, 8066532), (12, 6722110), (15, 5377688), (20, 4033266), (24, 3361055), (30, 2688844), (40, 2016633), (60, 1344422), (67, 1203960), (79, 1021080), (120, 672211), (127, 635160), (134, 601980), (158, 510540), (201, 401320), (237, 340360), (254, 317580), (268, 300990), (316, 255270), (335, 240792), (381, 211720), (395, 204216), (402, 200660), (474, 170180), (508, 158790), (536, 150495), (632, 127635), (635, 127032), (670, 120396), (762, 105860), (790, 102108), (804, 100330), (948, 85090), (1005, 80264), (1016, 79395), (1185, 68072), (1270, 63516), (1340, 60198), (1524, 52930), (1580, 51054), (1608, 50165), (1896, 42545), (1905, 42344), (2010, 40132), (2370, 34036), (2540, 31758), (2680, 30099), (3048, 26465), (3160, 25527), (3810, 21172), (4020, 20066), (4740, 17018), (5080, 15879), (5293, 15240), (7620, 10586), (8040, 10033), (8509, 9480)]