209040.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 226882800

約数和(自身を除く): 130373480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 610, 740, 1069, 1220, 1480, 2138, 2257, 2440, 4276, 4514, 5345, 8552, 9028, 10690, 11285, 18056, 21380, 22570, 39553, 42760, 45140, 65209, 79106, 90280, 130418, 158212, 197765, 260836, 316424, 326045, 395530, 521672, 652090, 791060, 1304180, 1582120, 2412733, 2608360, 4825466, 9650932, 12063665, 19301864, 24127330, 48254660, 96509320]

約数ペア:

[(1, 96509320), (2, 48254660), (4, 24127330), (5, 19301864), (8, 12063665), (10, 9650932), (20, 4825466), (37, 2608360), (40, 2412733), (61, 1582120), (74, 1304180), (122, 791060), (148, 652090), (185, 521672), (244, 395530), (296, 326045), (305, 316424), (370, 260836), (488, 197765), (610, 158212), (740, 130418), (1069, 90280), (1220, 79106), (1480, 65209), (2138, 45140), (2257, 42760), (2440, 39553), (4276, 22570), (4514, 21380), (5345, 18056), (8552, 11285), (9028, 10690)]