245492730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20509}}^1$

素因数の和:20548

約数の個数: 96

約数和(自身を含む): 767894400

約数和(自身を除く): 522401670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 5985, 11970, 20509, 41018, 61527, 102545, 123054, 143563, 184581, 205090, 287126, 307635, 369162, 389671, 430689, 615270, 717815, 779342, 861378, 922905, 1169013, 1292067, 1435630, 1845810, 1948355, 2153445, 2338026, 2584134, 2727697, 3507039, 3896710, 4306890, 5455394, 5845065, 6460335, 7014078, 8183091, 11690130, 12920670, 13638485, 16366182, 17535195, 24549273, 27276970, 35070390, 40915455, 49098546, 81830910, 122746365, 245492730]

約数ペア:

[(1, 245492730), (2, 122746365), (3, 81830910), (5, 49098546), (6, 40915455), (7, 35070390), (9, 27276970), (10, 24549273), (14, 17535195), (15, 16366182), (18, 13638485), (19, 12920670), (21, 11690130), (30, 8183091), (35, 7014078), (38, 6460335), (42, 5845065), (45, 5455394), (57, 4306890), (63, 3896710), (70, 3507039), (90, 2727697), (95, 2584134), (105, 2338026), (114, 2153445), (126, 1948355), (133, 1845810), (171, 1435630), (190, 1292067), (210, 1169013), (266, 922905), (285, 861378), (315, 779342), (342, 717815), (399, 615270), (570, 430689), (630, 389671), (665, 369162), (798, 307635), (855, 287126), (1197, 205090), (1330, 184581), (1710, 143563), (1995, 123054), (2394, 102545), (3990, 61527), (5985, 41018), (11970, 20509)]