64689660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{51341}}^1$

素因数の和:51363

約数の個数: 72

約数和(自身を含む): 224261856

約数和(自身を除く): 159572196

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, 51341, 102682, 154023, 205364, 256705, 308046, 359387, 462069, 513410, 616092, 718774, 770115, 924138, 1026820, 1078161, 1437548, 1540230, 1796935, 1848276, 2156322, 2310345, 3080460, 3234483, 3593870, 4312644, 4620690, 5390805, 6468966, 7187740, 9241380, 10781610, 12937932, 16172415, 21563220, 32344830, 64689660]

約数ペア:

[(1, 64689660), (2, 32344830), (3, 21563220), (4, 16172415), (5, 12937932), (6, 10781610), (7, 9241380), (9, 7187740), (10, 6468966), (12, 5390805), (14, 4620690), (15, 4312644), (18, 3593870), (20, 3234483), (21, 3080460), (28, 2310345), (30, 2156322), (35, 1848276), (36, 1796935), (42, 1540230), (45, 1437548), (60, 1078161), (63, 1026820), (70, 924138), (84, 770115), (90, 718774), (105, 616092), (126, 513410), (140, 462069), (180, 359387), (210, 308046), (252, 256705), (315, 205364), (420, 154023), (630, 102682), (1260, 51341)]