251558944

素因数分解:

$2^5\times 7^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 651974400

約数和(自身を除く): 400415456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 41, 43, 49, 52, 56, 82, 86, 91, 98, 104, 112, 164, 172, 182, 196, 208, 224, 287, 301, 328, 343, 344, 364, 392, 416, 533, 559, 574, 602, 637, 656, 686, 688, 728, 784, 1066, 1118, 1148, 1204, 1274, 1312, 1372, 1376, 1456, 1568, 1763, 2009, 2107, 2132, 2236, 2296, 2408, 2548, 2744, 2912, 3526, 3731, 3913, 4018, 4214, 4264, 4459, 4472, 4592, 4816, 5096, 5488, 7052, 7462, 7826, 8036, 8428, 8528, 8918, 8944, 9184, 9632, 10192, 10976, 12341, 14063, 14104, 14749, 14924, 15652, 16072, 16856, 17056, 17836, 17888, 20384, 22919, 24682, 26117, 27391, 28126, 28208, 29498, 29848, 31304, 32144, 33712, 35672, 45838, 49364, 52234, 54782, 56252, 56416, 58996, 59696, 62608, 64288, 67424, 71344, 86387, 91676, 98728, 104468, 109564, 112504, 117992, 119392, 125216, 142688, 160433, 172774, 182819, 183352, 191737, 197456, 208936, 219128, 225008, 235984, 320866, 345548, 365638, 366704, 383474, 394912, 417872, 438256, 450016, 471968, 604709, 641732, 691096, 731276, 733408, 766948, 835744, 876512, 1123031, 1209418, 1283464, 1382192, 1462552, 1533896, 2246062, 2418836, 2566928, 2764384, 2925104, 3067792, 4492124, 4837672, 5133856, 5850208, 6135584, 7861217, 8984248, 9675344, 15722434, 17968496, 19350688, 31444868, 35936992, 62889736, 125779472, 251558944]

約数ペア:

[(1, 251558944), (2, 125779472), (4, 62889736), (7, 35936992), (8, 31444868), (13, 19350688), (14, 17968496), (16, 15722434), (26, 9675344), (28, 8984248), (32, 7861217), (41, 6135584), (43, 5850208), (49, 5133856), (52, 4837672), (56, 4492124), (82, 3067792), (86, 2925104), (91, 2764384), (98, 2566928), (104, 2418836), (112, 2246062), (164, 1533896), (172, 1462552), (182, 1382192), (196, 1283464), (208, 1209418), (224, 1123031), (287, 876512), (301, 835744), (328, 766948), (343, 733408), (344, 731276), (364, 691096), (392, 641732), (416, 604709), (533, 471968), (559, 450016), (574, 438256), (602, 417872), (637, 394912), (656, 383474), (686, 366704), (688, 365638), (728, 345548), (784, 320866), (1066, 235984), (1118, 225008), (1148, 219128), (1204, 208936), (1274, 197456), (1312, 191737), (1372, 183352), (1376, 182819), (1456, 172774), (1568, 160433), (1763, 142688), (2009, 125216), (2107, 119392), (2132, 117992), (2236, 112504), (2296, 109564), (2408, 104468), (2548, 98728), (2744, 91676), (2912, 86387), (3526, 71344), (3731, 67424), (3913, 64288), (4018, 62608), (4214, 59696), (4264, 58996), (4459, 56416), (4472, 56252), (4592, 54782), (4816, 52234), (5096, 49364), (5488, 45838), (7052, 35672), (7462, 33712), (7826, 32144), (8036, 31304), (8428, 29848), (8528, 29498), (8918, 28208), (8944, 28126), (9184, 27391), (9632, 26117), (10192, 24682), (10976, 22919), (12341, 20384), (14063, 17888), (14104, 17836), (14749, 17056), (14924, 16856), (15652, 16072)]