30678900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{2087}}^1$

素因数の和:2118

約数の個数: 108

約数和(自身を含む): 103305888

約数和(自身を除く): 72626988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2087, 2100, 2450, 2940, 3675, 4174, 4900, 6261, 7350, 8348, 10435, 12522, 14609, 14700, 20870, 25044, 29218, 31305, 41740, 43827, 52175, 58436, 62610, 73045, 87654, 102263, 104350, 125220, 146090, 156525, 175308, 204526, 208700, 219135, 292180, 306789, 313050, 365225, 409052, 438270, 511315, 613578, 626100, 730450, 876540, 1022630, 1095675, 1227156, 1460900, 1533945, 2045260, 2191350, 2556575, 3067890, 4382700, 5113150, 6135780, 7669725, 10226300, 15339450, 30678900]

約数ペア:

[(1, 30678900), (2, 15339450), (3, 10226300), (4, 7669725), (5, 6135780), (6, 5113150), (7, 4382700), (10, 3067890), (12, 2556575), (14, 2191350), (15, 2045260), (20, 1533945), (21, 1460900), (25, 1227156), (28, 1095675), (30, 1022630), (35, 876540), (42, 730450), (49, 626100), (50, 613578), (60, 511315), (70, 438270), (75, 409052), (84, 365225), (98, 313050), (100, 306789), (105, 292180), (140, 219135), (147, 208700), (150, 204526), (175, 175308), (196, 156525), (210, 146090), (245, 125220), (294, 104350), (300, 102263), (350, 87654), (420, 73045), (490, 62610), (525, 58436), (588, 52175), (700, 43827), (735, 41740), (980, 31305), (1050, 29218), (1225, 25044), (1470, 20870), (2087, 14700), (2100, 14609), (2450, 12522), (2940, 10435), (3675, 8348), (4174, 7350), (4900, 6261)]