131681340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2612

約数の個数: 144

約数和(自身を含む): 467812800

約数和(自身を除く): 336131460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 2460, 2549, 2583, 2870, 3444, 3690, 4305, 5098, 5166, 5740, 7380, 7647, 8610, 10196, 10332, 12745, 12915, 15294, 17220, 17843, 22941, 25490, 25830, 30588, 35686, 38235, 45882, 50980, 51660, 53529, 71372, 76470, 89215, 91764, 104509, 107058, 114705, 152940, 160587, 178430, 209018, 214116, 229410, 267645, 313527, 321174, 356860, 418036, 458820, 522545, 535290, 627054, 642348, 731563, 802935, 940581, 1045090, 1070580, 1254108, 1463126, 1567635, 1605870, 1881162, 2090180, 2194689, 2926252, 3135270, 3211740, 3657815, 3762324, 4389378, 4702905, 6270540, 6584067, 7315630, 8778756, 9405810, 10973445, 13168134, 14631260, 18811620, 21946890, 26336268, 32920335, 43893780, 65840670, 131681340]

約数ペア:

[(1, 131681340), (2, 65840670), (3, 43893780), (4, 32920335), (5, 26336268), (6, 21946890), (7, 18811620), (9, 14631260), (10, 13168134), (12, 10973445), (14, 9405810), (15, 8778756), (18, 7315630), (20, 6584067), (21, 6270540), (28, 4702905), (30, 4389378), (35, 3762324), (36, 3657815), (41, 3211740), (42, 3135270), (45, 2926252), (60, 2194689), (63, 2090180), (70, 1881162), (82, 1605870), (84, 1567635), (90, 1463126), (105, 1254108), (123, 1070580), (126, 1045090), (140, 940581), (164, 802935), (180, 731563), (205, 642348), (210, 627054), (246, 535290), (252, 522545), (287, 458820), (315, 418036), (369, 356860), (410, 321174), (420, 313527), (492, 267645), (574, 229410), (615, 214116), (630, 209018), (738, 178430), (820, 160587), (861, 152940), (1148, 114705), (1230, 107058), (1260, 104509), (1435, 91764), (1476, 89215), (1722, 76470), (1845, 71372), (2460, 53529), (2549, 51660), (2583, 50980), (2870, 45882), (3444, 38235), (3690, 35686), (4305, 30588), (5098, 25830), (5166, 25490), (5740, 22941), (7380, 17843), (7647, 17220), (8610, 15294), (10196, 12915), (10332, 12745)]