315321872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:864

約数の個数: 80

約数和(自身を含む): 680313600

約数和(自身を除く): 364991728

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 47, 58, 76, 94, 116, 152, 188, 232, 304, 376, 464, 551, 752, 761, 893, 1102, 1363, 1522, 1786, 2204, 2726, 3044, 3572, 4408, 5452, 6088, 7144, 8816, 10904, 12176, 14288, 14459, 21808, 22069, 25897, 28918, 35767, 44138, 51794, 57836, 71534, 88276, 103588, 115672, 143068, 176552, 207176, 231344, 286136, 353104, 414352, 419311, 572272, 679573, 838622, 1037243, 1359146, 1677244, 2074486, 2718292, 3354488, 4148972, 5436584, 6708976, 8297944, 10873168, 16595888, 19707617, 39415234, 78830468, 157660936, 315321872]

約数ペア:

[(1, 315321872), (2, 157660936), (4, 78830468), (8, 39415234), (16, 19707617), (19, 16595888), (29, 10873168), (38, 8297944), (47, 6708976), (58, 5436584), (76, 4148972), (94, 3354488), (116, 2718292), (152, 2074486), (188, 1677244), (232, 1359146), (304, 1037243), (376, 838622), (464, 679573), (551, 572272), (752, 419311), (761, 414352), (893, 353104), (1102, 286136), (1363, 231344), (1522, 207176), (1786, 176552), (2204, 143068), (2726, 115672), (3044, 103588), (3572, 88276), (4408, 71534), (5452, 57836), (6088, 51794), (7144, 44138), (8816, 35767), (10904, 28918), (12176, 25897), (14288, 22069), (14459, 21808)]