257383320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{5119}}^1$

素因数の和:5552

約数の個数: 64

約数和(自身を含む): 774144000

約数和(自身を除く): 516760680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 419, 838, 1257, 1676, 2095, 2514, 3352, 4190, 5028, 5119, 6285, 8380, 10056, 10238, 12570, 15357, 16760, 20476, 25140, 25595, 30714, 40952, 50280, 51190, 61428, 76785, 102380, 122856, 153570, 204760, 307140, 614280, 2144861, 4289722, 6434583, 8579444, 10724305, 12869166, 17158888, 21448610, 25738332, 32172915, 42897220, 51476664, 64345830, 85794440, 128691660, 257383320]

約数ペア:

[(1, 257383320), (2, 128691660), (3, 85794440), (4, 64345830), (5, 51476664), (6, 42897220), (8, 32172915), (10, 25738332), (12, 21448610), (15, 17158888), (20, 12869166), (24, 10724305), (30, 8579444), (40, 6434583), (60, 4289722), (120, 2144861), (419, 614280), (838, 307140), (1257, 204760), (1676, 153570), (2095, 122856), (2514, 102380), (3352, 76785), (4190, 61428), (5028, 51190), (5119, 50280), (6285, 40952), (8380, 30714), (10056, 25595), (10238, 25140), (12570, 20476), (15357, 16760)]