42478020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2017}}^1$

素因数の和:2051

約数の個数: 120

約数和(自身を含む): 143576664

約数和(自身を除く): 101098644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2017, 2106, 2340, 3510, 4034, 4212, 5265, 6051, 7020, 8068, 10085, 10530, 12102, 18153, 20170, 21060, 24204, 26221, 30255, 36306, 40340, 52442, 54459, 60510, 72612, 78663, 90765, 104884, 108918, 121020, 131105, 157326, 163377, 181530, 217836, 235989, 262210, 272295, 314652, 326754, 363060, 393315, 471978, 524420, 544590, 653508, 707967, 786630, 816885, 943956, 1089180, 1179945, 1415934, 1573260, 1633770, 2123901, 2359890, 2831868, 3267540, 3539835, 4247802, 4719780, 7079670, 8495604, 10619505, 14159340, 21239010, 42478020]

約数ペア:

[(1, 42478020), (2, 21239010), (3, 14159340), (4, 10619505), (5, 8495604), (6, 7079670), (9, 4719780), (10, 4247802), (12, 3539835), (13, 3267540), (15, 2831868), (18, 2359890), (20, 2123901), (26, 1633770), (27, 1573260), (30, 1415934), (36, 1179945), (39, 1089180), (45, 943956), (52, 816885), (54, 786630), (60, 707967), (65, 653508), (78, 544590), (81, 524420), (90, 471978), (108, 393315), (117, 363060), (130, 326754), (135, 314652), (156, 272295), (162, 262210), (180, 235989), (195, 217836), (234, 181530), (260, 163377), (270, 157326), (324, 131105), (351, 121020), (390, 108918), (405, 104884), (468, 90765), (540, 78663), (585, 72612), (702, 60510), (780, 54459), (810, 52442), (1053, 40340), (1170, 36306), (1404, 30255), (1620, 26221), (1755, 24204), (2017, 21060), (2106, 20170), (2340, 18153), (3510, 12102), (4034, 10530), (4212, 10085), (5265, 8068), (6051, 7020)]