202143780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 645974784

約数和(自身を除く): 443831004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 157, 180, 207, 230, 276, 311, 314, 345, 414, 460, 471, 622, 628, 690, 785, 828, 933, 942, 1035, 1244, 1380, 1413, 1555, 1570, 1866, 1884, 2070, 2355, 2799, 2826, 3110, 3140, 3611, 3732, 4140, 4665, 4710, 5598, 5652, 6220, 7065, 7153, 7222, 9330, 9420, 10833, 11196, 13995, 14130, 14306, 14444, 18055, 18660, 21459, 21666, 27990, 28260, 28612, 32499, 35765, 36110, 42918, 43332, 48827, 54165, 55980, 64377, 64998, 71530, 72220, 85836, 97654, 107295, 108330, 128754, 129996, 143060, 146481, 162495, 195308, 214590, 216660, 244135, 257508, 292962, 321885, 324990, 429180, 439443, 488270, 585924, 643770, 649980, 732405, 878886, 976540, 1123021, 1287540, 1464810, 1757772, 2197215, 2246042, 2929620, 3369063, 4394430, 4492084, 5615105, 6738126, 8788860, 10107189, 11230210, 13476252, 16845315, 20214378, 22460420, 33690630, 40428756, 50535945, 67381260, 101071890, 202143780]

約数ペア:

[(1, 202143780), (2, 101071890), (3, 67381260), (4, 50535945), (5, 40428756), (6, 33690630), (9, 22460420), (10, 20214378), (12, 16845315), (15, 13476252), (18, 11230210), (20, 10107189), (23, 8788860), (30, 6738126), (36, 5615105), (45, 4492084), (46, 4394430), (60, 3369063), (69, 2929620), (90, 2246042), (92, 2197215), (115, 1757772), (138, 1464810), (157, 1287540), (180, 1123021), (207, 976540), (230, 878886), (276, 732405), (311, 649980), (314, 643770), (345, 585924), (414, 488270), (460, 439443), (471, 429180), (622, 324990), (628, 321885), (690, 292962), (785, 257508), (828, 244135), (933, 216660), (942, 214590), (1035, 195308), (1244, 162495), (1380, 146481), (1413, 143060), (1555, 129996), (1570, 128754), (1866, 108330), (1884, 107295), (2070, 97654), (2355, 85836), (2799, 72220), (2826, 71530), (3110, 64998), (3140, 64377), (3611, 55980), (3732, 54165), (4140, 48827), (4665, 43332), (4710, 42918), (5598, 36110), (5652, 35765), (6220, 32499), (7065, 28612), (7153, 28260), (7222, 27990), (9330, 21666), (9420, 21459), (10833, 18660), (11196, 18055), (13995, 14444), (14130, 14306)]