255627736

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 624476160

約数和(自身を除く): 368848424

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 47, 52, 56, 62, 91, 94, 104, 124, 182, 188, 217, 241, 248, 329, 364, 376, 403, 434, 482, 611, 658, 728, 806, 868, 964, 1222, 1316, 1457, 1612, 1687, 1736, 1928, 2444, 2632, 2821, 2914, 3133, 3224, 3374, 4277, 4888, 5642, 5828, 6266, 6748, 7471, 8554, 10199, 11284, 11327, 11656, 12532, 13496, 14942, 17108, 18941, 20398, 21931, 22568, 22654, 25064, 29884, 34216, 37882, 40796, 43862, 45308, 52297, 59768, 75764, 79289, 81592, 87724, 90616, 97123, 104594, 132587, 147251, 151528, 158578, 175448, 194246, 209188, 265174, 294502, 317156, 351137, 388492, 418376, 530348, 589004, 634312, 679861, 702274, 776984, 1030757, 1060696, 1178008, 1359722, 1404548, 2061514, 2457959, 2719444, 2809096, 4123028, 4564781, 4915918, 5438888, 8246056, 9129562, 9831836, 18259124, 19663672, 31953467, 36518248, 63906934, 127813868, 255627736]

約数ペア:

[(1, 255627736), (2, 127813868), (4, 63906934), (7, 36518248), (8, 31953467), (13, 19663672), (14, 18259124), (26, 9831836), (28, 9129562), (31, 8246056), (47, 5438888), (52, 4915918), (56, 4564781), (62, 4123028), (91, 2809096), (94, 2719444), (104, 2457959), (124, 2061514), (182, 1404548), (188, 1359722), (217, 1178008), (241, 1060696), (248, 1030757), (329, 776984), (364, 702274), (376, 679861), (403, 634312), (434, 589004), (482, 530348), (611, 418376), (658, 388492), (728, 351137), (806, 317156), (868, 294502), (964, 265174), (1222, 209188), (1316, 194246), (1457, 175448), (1612, 158578), (1687, 151528), (1736, 147251), (1928, 132587), (2444, 104594), (2632, 97123), (2821, 90616), (2914, 87724), (3133, 81592), (3224, 79289), (3374, 75764), (4277, 59768), (4888, 52297), (5642, 45308), (5828, 43862), (6266, 40796), (6748, 37882), (7471, 34216), (8554, 29884), (10199, 25064), (11284, 22654), (11327, 22568), (11656, 21931), (12532, 20398), (13496, 18941), (14942, 17108)]