215548312

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1171}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 489427200

約数和(自身を除く): 273878888

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 173, 266, 346, 532, 692, 1064, 1171, 1211, 1384, 2342, 2422, 3287, 4684, 4844, 6574, 8197, 9368, 9688, 13148, 16394, 22249, 23009, 26296, 32788, 44498, 46018, 65576, 88996, 92036, 155743, 177992, 184072, 202583, 311486, 405166, 622972, 810332, 1245944, 1418081, 1620664, 2836162, 3849077, 5672324, 7698154, 11344648, 15396308, 26943539, 30792616, 53887078, 107774156, 215548312]

約数ペア:

[(1, 215548312), (2, 107774156), (4, 53887078), (7, 30792616), (8, 26943539), (14, 15396308), (19, 11344648), (28, 7698154), (38, 5672324), (56, 3849077), (76, 2836162), (133, 1620664), (152, 1418081), (173, 1245944), (266, 810332), (346, 622972), (532, 405166), (692, 311486), (1064, 202583), (1171, 184072), (1211, 177992), (1384, 155743), (2342, 92036), (2422, 88996), (3287, 65576), (4684, 46018), (4844, 44498), (6574, 32788), (8197, 26296), (9368, 23009), (9688, 22249), (13148, 16394)]