74904990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 186900480

約数和(自身を除く): 111995490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 239, 310, 337, 465, 478, 674, 717, 930, 1011, 1195, 1434, 1685, 2022, 2390, 3370, 3585, 5055, 7170, 7409, 10110, 10447, 14818, 20894, 22227, 31341, 37045, 44454, 52235, 62682, 74090, 80543, 104470, 111135, 156705, 161086, 222270, 241629, 313410, 402715, 483258, 805430, 1208145, 2416290, 2496833, 4993666, 7490499, 12484165, 14980998, 24968330, 37452495, 74904990]

約数ペア:

[(1, 74904990), (2, 37452495), (3, 24968330), (5, 14980998), (6, 12484165), (10, 7490499), (15, 4993666), (30, 2496833), (31, 2416290), (62, 1208145), (93, 805430), (155, 483258), (186, 402715), (239, 313410), (310, 241629), (337, 222270), (465, 161086), (478, 156705), (674, 111135), (717, 104470), (930, 80543), (1011, 74090), (1195, 62682), (1434, 52235), (1685, 44454), (2022, 37045), (2390, 31341), (3370, 22227), (3585, 20894), (5055, 14818), (7170, 10447), (7409, 10110)]