225720180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179143}}^1$

素因数の和:179165

約数の個数: 72

約数和(自身を含む): 782500992

約数和(自身を除く): 556780812

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, 179143, 358286, 537429, 716572, 895715, 1074858, 1254001, 1612287, 1791430, 2149716, 2508002, 2687145, 3224574, 3582860, 3762003, 5016004, 5374290, 6270005, 6449148, 7524006, 8061435, 10748580, 11286009, 12540010, 15048012, 16122870, 18810015, 22572018, 25080020, 32245740, 37620030, 45144036, 56430045, 75240060, 112860090, 225720180]

約数ペア:

[(1, 225720180), (2, 112860090), (3, 75240060), (4, 56430045), (5, 45144036), (6, 37620030), (7, 32245740), (9, 25080020), (10, 22572018), (12, 18810015), (14, 16122870), (15, 15048012), (18, 12540010), (20, 11286009), (21, 10748580), (28, 8061435), (30, 7524006), (35, 6449148), (36, 6270005), (42, 5374290), (45, 5016004), (60, 3762003), (63, 3582860), (70, 3224574), (84, 2687145), (90, 2508002), (105, 2149716), (126, 1791430), (140, 1612287), (180, 1254001), (210, 1074858), (252, 895715), (315, 716572), (420, 537429), (630, 358286), (1260, 179143)]