68980050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 200558592

約数和(自身を除く): 131578542

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 71, 75, 85, 90, 102, 127, 142, 150, 153, 170, 213, 225, 254, 255, 306, 355, 381, 425, 426, 450, 510, 635, 639, 710, 762, 765, 850, 1065, 1143, 1207, 1270, 1275, 1278, 1530, 1775, 1905, 2130, 2159, 2286, 2414, 2550, 3175, 3195, 3550, 3621, 3810, 3825, 4318, 5325, 5715, 6035, 6350, 6390, 6477, 7242, 7650, 9017, 9525, 10650, 10795, 10863, 11430, 12070, 12954, 15975, 18034, 18105, 19050, 19431, 21590, 21726, 27051, 28575, 30175, 31950, 32385, 36210, 38862, 45085, 53975, 54102, 54315, 57150, 60350, 64770, 81153, 90170, 90525, 97155, 107950, 108630, 135255, 153289, 161925, 162306, 181050, 194310, 225425, 270510, 271575, 306578, 323850, 405765, 450850, 459867, 485775, 543150, 676275, 766445, 811530, 919734, 971550, 1352550, 1379601, 1532890, 2028825, 2299335, 2759202, 3832225, 4057650, 4598670, 6898005, 7664450, 11496675, 13796010, 22993350, 34490025, 68980050]

約数ペア:

[(1, 68980050), (2, 34490025), (3, 22993350), (5, 13796010), (6, 11496675), (9, 7664450), (10, 6898005), (15, 4598670), (17, 4057650), (18, 3832225), (25, 2759202), (30, 2299335), (34, 2028825), (45, 1532890), (50, 1379601), (51, 1352550), (71, 971550), (75, 919734), (85, 811530), (90, 766445), (102, 676275), (127, 543150), (142, 485775), (150, 459867), (153, 450850), (170, 405765), (213, 323850), (225, 306578), (254, 271575), (255, 270510), (306, 225425), (355, 194310), (381, 181050), (425, 162306), (426, 161925), (450, 153289), (510, 135255), (635, 108630), (639, 107950), (710, 97155), (762, 90525), (765, 90170), (850, 81153), (1065, 64770), (1143, 60350), (1207, 57150), (1270, 54315), (1275, 54102), (1278, 53975), (1530, 45085), (1775, 38862), (1905, 36210), (2130, 32385), (2159, 31950), (2286, 30175), (2414, 28575), (2550, 27051), (3175, 21726), (3195, 21590), (3550, 19431), (3621, 19050), (3810, 18105), (3825, 18034), (4318, 15975), (5325, 12954), (5715, 12070), (6035, 11430), (6350, 10863), (6390, 10795), (6477, 10650), (7242, 9525), (7650, 9017)]