20512496130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{70121}}^1$

素因数の和:70344

約数の個数: 96

約数和(自身を含む): 57556137600

約数和(自身を除く): 37043641470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 199, 210, 245, 294, 398, 490, 597, 735, 995, 1194, 1393, 1470, 1990, 2786, 2985, 4179, 5970, 6965, 8358, 9751, 13930, 19502, 20895, 29253, 41790, 48755, 58506, 70121, 97510, 140242, 146265, 210363, 292530, 350605, 420726, 490847, 701210, 981694, 1051815, 1472541, 2103630, 2454235, 2945082, 3435929, 4908470, 6871858, 7362705, 10307787, 13954079, 14725410, 17179645, 20615574, 27908158, 34359290, 41862237, 51538935, 69770395, 83724474, 97678553, 103077870, 139540790, 195357106, 209311185, 293035659, 418622370, 488392765, 586071318, 683749871, 976785530, 1367499742, 1465178295, 2051249613, 2930356590, 3418749355, 4102499226, 6837498710, 10256248065, 20512496130]

約数ペア:

[(1, 20512496130), (2, 10256248065), (3, 6837498710), (5, 4102499226), (6, 3418749355), (7, 2930356590), (10, 2051249613), (14, 1465178295), (15, 1367499742), (21, 976785530), (30, 683749871), (35, 586071318), (42, 488392765), (49, 418622370), (70, 293035659), (98, 209311185), (105, 195357106), (147, 139540790), (199, 103077870), (210, 97678553), (245, 83724474), (294, 69770395), (398, 51538935), (490, 41862237), (597, 34359290), (735, 27908158), (995, 20615574), (1194, 17179645), (1393, 14725410), (1470, 13954079), (1990, 10307787), (2786, 7362705), (2985, 6871858), (4179, 4908470), (5970, 3435929), (6965, 2945082), (8358, 2454235), (9751, 2103630), (13930, 1472541), (19502, 1051815), (20895, 981694), (29253, 701210), (41790, 490847), (48755, 420726), (58506, 350605), (70121, 292530), (97510, 210363), (140242, 146265)]