65841720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{761}}^1$

素因数の和:885

約数の個数: 128

約数和(自身を含む): 228234240

約数和(自身を除く): 162392520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 103, 105, 120, 140, 168, 206, 210, 280, 309, 412, 420, 515, 618, 721, 761, 824, 840, 1030, 1236, 1442, 1522, 1545, 2060, 2163, 2283, 2472, 2884, 3044, 3090, 3605, 3805, 4120, 4326, 4566, 5327, 5768, 6088, 6180, 7210, 7610, 8652, 9132, 10654, 10815, 11415, 12360, 14420, 15220, 15981, 17304, 18264, 21308, 21630, 22830, 26635, 28840, 30440, 31962, 42616, 43260, 45660, 53270, 63924, 78383, 79905, 86520, 91320, 106540, 127848, 156766, 159810, 213080, 235149, 313532, 319620, 391915, 470298, 548681, 627064, 639240, 783830, 940596, 1097362, 1175745, 1567660, 1646043, 1881192, 2194724, 2351490, 2743405, 3135320, 3292086, 4389448, 4702980, 5486810, 6584172, 8230215, 9405960, 10973620, 13168344, 16460430, 21947240, 32920860, 65841720]

約数ペア:

[(1, 65841720), (2, 32920860), (3, 21947240), (4, 16460430), (5, 13168344), (6, 10973620), (7, 9405960), (8, 8230215), (10, 6584172), (12, 5486810), (14, 4702980), (15, 4389448), (20, 3292086), (21, 3135320), (24, 2743405), (28, 2351490), (30, 2194724), (35, 1881192), (40, 1646043), (42, 1567660), (56, 1175745), (60, 1097362), (70, 940596), (84, 783830), (103, 639240), (105, 627064), (120, 548681), (140, 470298), (168, 391915), (206, 319620), (210, 313532), (280, 235149), (309, 213080), (412, 159810), (420, 156766), (515, 127848), (618, 106540), (721, 91320), (761, 86520), (824, 79905), (840, 78383), (1030, 63924), (1236, 53270), (1442, 45660), (1522, 43260), (1545, 42616), (2060, 31962), (2163, 30440), (2283, 28840), (2472, 26635), (2884, 22830), (3044, 21630), (3090, 21308), (3605, 18264), (3805, 17304), (4120, 15981), (4326, 15220), (4566, 14420), (5327, 12360), (5768, 11415), (6088, 10815), (6180, 10654), (7210, 9132), (7610, 8652)]