180203320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11069}}^1$

素因数の和:11128

約数の個数: 64

約数和(自身を含む): 454312800

約数和(自身を除く): 274109480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 11069, 16280, 22138, 44276, 55345, 88552, 110690, 121759, 221380, 243518, 409553, 442760, 487036, 608795, 819106, 974072, 1217590, 1638212, 2047765, 2435180, 3276424, 4095530, 4505083, 4870360, 8191060, 9010166, 16382120, 18020332, 22525415, 36040664, 45050830, 90101660, 180203320]

約数ペア:

[(1, 180203320), (2, 90101660), (4, 45050830), (5, 36040664), (8, 22525415), (10, 18020332), (11, 16382120), (20, 9010166), (22, 8191060), (37, 4870360), (40, 4505083), (44, 4095530), (55, 3276424), (74, 2435180), (88, 2047765), (110, 1638212), (148, 1217590), (185, 974072), (220, 819106), (296, 608795), (370, 487036), (407, 442760), (440, 409553), (740, 243518), (814, 221380), (1480, 121759), (1628, 110690), (2035, 88552), (3256, 55345), (4070, 44276), (8140, 22138), (11069, 16280)]