140226268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 338888704

約数和(自身を除く): 198662436

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 31, 34, 43, 52, 62, 68, 86, 91, 119, 124, 172, 182, 217, 221, 238, 289, 301, 364, 403, 434, 442, 476, 527, 559, 578, 602, 731, 806, 868, 884, 1054, 1118, 1156, 1204, 1333, 1462, 1547, 1612, 2023, 2108, 2236, 2666, 2821, 2924, 3094, 3689, 3757, 3913, 4046, 5117, 5332, 5642, 6188, 6851, 7378, 7514, 7826, 8092, 8959, 9331, 9503, 10234, 11284, 12427, 13702, 14756, 15028, 15652, 17329, 17918, 18662, 19006, 20468, 22661, 24854, 26299, 27404, 34658, 35836, 37324, 38012, 45322, 47957, 49708, 52598, 62713, 66521, 69316, 86989, 90644, 95914, 105196, 116467, 121303, 125426, 133042, 158627, 161551, 173978, 191828, 232934, 242606, 250852, 266084, 294593, 317254, 323102, 347956, 385237, 465868, 485212, 589186, 634508, 646204, 770474, 815269, 1130857, 1178372, 1540948, 1630538, 2062151, 2261714, 2696659, 3261076, 4124302, 4523428, 5008081, 5393318, 8248604, 10016162, 10786636, 20032324, 35056567, 70113134, 140226268]

約数ペア:

[(1, 140226268), (2, 70113134), (4, 35056567), (7, 20032324), (13, 10786636), (14, 10016162), (17, 8248604), (26, 5393318), (28, 5008081), (31, 4523428), (34, 4124302), (43, 3261076), (52, 2696659), (62, 2261714), (68, 2062151), (86, 1630538), (91, 1540948), (119, 1178372), (124, 1130857), (172, 815269), (182, 770474), (217, 646204), (221, 634508), (238, 589186), (289, 485212), (301, 465868), (364, 385237), (403, 347956), (434, 323102), (442, 317254), (476, 294593), (527, 266084), (559, 250852), (578, 242606), (602, 232934), (731, 191828), (806, 173978), (868, 161551), (884, 158627), (1054, 133042), (1118, 125426), (1156, 121303), (1204, 116467), (1333, 105196), (1462, 95914), (1547, 90644), (1612, 86989), (2023, 69316), (2108, 66521), (2236, 62713), (2666, 52598), (2821, 49708), (2924, 47957), (3094, 45322), (3689, 38012), (3757, 37324), (3913, 35836), (4046, 34658), (5117, 27404), (5332, 26299), (5642, 24854), (6188, 22661), (6851, 20468), (7378, 19006), (7514, 18662), (7826, 17918), (8092, 17329), (8959, 15652), (9331, 15028), (9503, 14756), (10234, 13702), (11284, 12427)]