77670180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61643}}^1$

素因数の和:61665

約数の個数: 72

約数和(自身を含む): 269260992

約数和(自身を除く): 191590812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 61643, 123286, 184929, 246572, 308215, 369858, 431501, 554787, 616430, 739716, 863002, 924645, 1109574, 1232860, 1294503, 1726004, 1849290, 2157505, 2219148, 2589006, 2773935, 3698580, 3883509, 4315010, 5178012, 5547870, 6472515, 7767018, 8630020, 11095740, 12945030, 15534036, 19417545, 25890060, 38835090, 77670180]

約数ペア:

[(1, 77670180), (2, 38835090), (3, 25890060), (4, 19417545), (5, 15534036), (6, 12945030), (7, 11095740), (9, 8630020), (10, 7767018), (12, 6472515), (14, 5547870), (15, 5178012), (18, 4315010), (20, 3883509), (21, 3698580), (28, 2773935), (30, 2589006), (35, 2219148), (36, 2157505), (42, 1849290), (45, 1726004), (60, 1294503), (63, 1232860), (70, 1109574), (84, 924645), (90, 863002), (105, 739716), (126, 616430), (140, 554787), (180, 431501), (210, 369858), (252, 308215), (315, 246572), (420, 184929), (630, 123286), (1260, 61643)]