638433744

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53849}}^1$

素因数の和:53892

約数の個数: 80

約数和(自身を含む): 1869672000

約数和(自身を除く): 1231238256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 53849, 107698, 161547, 215396, 323094, 430792, 646188, 700037, 861584, 1023131, 1292376, 1400074, 2046262, 2100111, 2584752, 2800148, 3069393, 4092524, 4200222, 5600296, 6138786, 8185048, 8400444, 11200592, 12277572, 13300703, 16370096, 16800888, 24555144, 26601406, 33601776, 39902109, 49110288, 53202812, 79804218, 106405624, 159608436, 212811248, 319216872, 638433744]

約数ペア:

[(1, 638433744), (2, 319216872), (3, 212811248), (4, 159608436), (6, 106405624), (8, 79804218), (12, 53202812), (13, 49110288), (16, 39902109), (19, 33601776), (24, 26601406), (26, 24555144), (38, 16800888), (39, 16370096), (48, 13300703), (52, 12277572), (57, 11200592), (76, 8400444), (78, 8185048), (104, 6138786), (114, 5600296), (152, 4200222), (156, 4092524), (208, 3069393), (228, 2800148), (247, 2584752), (304, 2100111), (312, 2046262), (456, 1400074), (494, 1292376), (624, 1023131), (741, 861584), (912, 700037), (988, 646188), (1482, 430792), (1976, 323094), (2964, 215396), (3952, 161547), (5928, 107698), (11856, 53849)]