69791580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 221405184

約数和(自身を除く): 151613604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 71, 86, 90, 127, 129, 142, 172, 180, 213, 215, 254, 258, 284, 355, 381, 387, 426, 430, 508, 516, 635, 639, 645, 710, 762, 774, 852, 860, 1065, 1143, 1270, 1278, 1290, 1420, 1524, 1548, 1905, 1935, 2130, 2286, 2540, 2556, 2580, 3053, 3195, 3810, 3870, 4260, 4572, 5461, 5715, 6106, 6390, 7620, 7740, 9017, 9159, 10922, 11430, 12212, 12780, 15265, 16383, 18034, 18318, 21844, 22860, 27051, 27305, 27477, 30530, 32766, 36068, 36636, 45085, 45795, 49149, 54102, 54610, 54954, 61060, 65532, 81153, 81915, 90170, 91590, 98298, 108204, 109220, 109908, 135255, 137385, 162306, 163830, 180340, 183180, 196596, 245745, 270510, 274770, 324612, 327660, 387731, 405765, 491490, 541020, 549540, 775462, 811530, 982980, 1163193, 1550924, 1623060, 1938655, 2326386, 3489579, 3877310, 4652772, 5815965, 6979158, 7754620, 11631930, 13958316, 17447895, 23263860, 34895790, 69791580]

約数ペア:

[(1, 69791580), (2, 34895790), (3, 23263860), (4, 17447895), (5, 13958316), (6, 11631930), (9, 7754620), (10, 6979158), (12, 5815965), (15, 4652772), (18, 3877310), (20, 3489579), (30, 2326386), (36, 1938655), (43, 1623060), (45, 1550924), (60, 1163193), (71, 982980), (86, 811530), (90, 775462), (127, 549540), (129, 541020), (142, 491490), (172, 405765), (180, 387731), (213, 327660), (215, 324612), (254, 274770), (258, 270510), (284, 245745), (355, 196596), (381, 183180), (387, 180340), (426, 163830), (430, 162306), (508, 137385), (516, 135255), (635, 109908), (639, 109220), (645, 108204), (710, 98298), (762, 91590), (774, 90170), (852, 81915), (860, 81153), (1065, 65532), (1143, 61060), (1270, 54954), (1278, 54610), (1290, 54102), (1420, 49149), (1524, 45795), (1548, 45085), (1905, 36636), (1935, 36068), (2130, 32766), (2286, 30530), (2540, 27477), (2556, 27305), (2580, 27051), (3053, 22860), (3195, 21844), (3810, 18318), (3870, 18034), (4260, 16383), (4572, 15265), (5461, 12780), (5715, 12212), (6106, 11430), (6390, 10922), (7620, 9159), (7740, 9017)]