1236871440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{245411}}^1$

素因数の和:245437

約数の個数: 120

約数和(自身を含む): 4747249728

約数和(自身を除く): 3510378288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 245411, 490822, 736233, 981644, 1227055, 1472466, 1717877, 1963288, 2208699, 2454110, 2944932, 3435754, 3681165, 3926576, 4417398, 4908220, 5153631, 5889864, 6871508, 7362330, 8589385, 8834796, 9816440, 10307262, 11043495, 11779728, 13743016, 14724660, 15460893, 17178770, 17669592, 19632880, 20614524, 22086990, 25768155, 27486032, 29449320, 30921786, 34357540, 35339184, 41229048, 44173980, 51536310, 58898640, 61843572, 68715080, 77304465, 82458096, 88347960, 103072620, 123687144, 137430160, 154608930, 176695920, 206145240, 247374288, 309217860, 412290480, 618435720, 1236871440]

約数ペア:

[(1, 1236871440), (2, 618435720), (3, 412290480), (4, 309217860), (5, 247374288), (6, 206145240), (7, 176695920), (8, 154608930), (9, 137430160), (10, 123687144), (12, 103072620), (14, 88347960), (15, 82458096), (16, 77304465), (18, 68715080), (20, 61843572), (21, 58898640), (24, 51536310), (28, 44173980), (30, 41229048), (35, 35339184), (36, 34357540), (40, 30921786), (42, 29449320), (45, 27486032), (48, 25768155), (56, 22086990), (60, 20614524), (63, 19632880), (70, 17669592), (72, 17178770), (80, 15460893), (84, 14724660), (90, 13743016), (105, 11779728), (112, 11043495), (120, 10307262), (126, 9816440), (140, 8834796), (144, 8589385), (168, 7362330), (180, 6871508), (210, 5889864), (240, 5153631), (252, 4908220), (280, 4417398), (315, 3926576), (336, 3681165), (360, 3435754), (420, 2944932), (504, 2454110), (560, 2208699), (630, 1963288), (720, 1717877), (840, 1472466), (1008, 1227055), (1260, 981644), (1680, 736233), (2520, 490822), (5040, 245411)]