203462140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 513838080

約数和(自身を除く): 310375940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 179, 230, 322, 353, 358, 460, 644, 706, 716, 805, 895, 1253, 1412, 1610, 1765, 1790, 2471, 2506, 3220, 3530, 3580, 4117, 4942, 5012, 6265, 7060, 8119, 8234, 9884, 12355, 12530, 16238, 16468, 20585, 24710, 25060, 28819, 32476, 40595, 41170, 49420, 56833, 57638, 63187, 81190, 82340, 113666, 115276, 126374, 144095, 162380, 227332, 252748, 284165, 288190, 315935, 442309, 568330, 576380, 631870, 884618, 1136660, 1263740, 1453301, 1769236, 2211545, 2906602, 4423090, 5813204, 7266505, 8846180, 10173107, 14533010, 20346214, 29066020, 40692428, 50865535, 101731070, 203462140]

約数ペア:

[(1, 203462140), (2, 101731070), (4, 50865535), (5, 40692428), (7, 29066020), (10, 20346214), (14, 14533010), (20, 10173107), (23, 8846180), (28, 7266505), (35, 5813204), (46, 4423090), (70, 2906602), (92, 2211545), (115, 1769236), (140, 1453301), (161, 1263740), (179, 1136660), (230, 884618), (322, 631870), (353, 576380), (358, 568330), (460, 442309), (644, 315935), (706, 288190), (716, 284165), (805, 252748), (895, 227332), (1253, 162380), (1412, 144095), (1610, 126374), (1765, 115276), (1790, 113666), (2471, 82340), (2506, 81190), (3220, 63187), (3530, 57638), (3580, 56833), (4117, 49420), (4942, 41170), (5012, 40595), (6265, 32476), (7060, 28819), (8119, 25060), (8234, 24710), (9884, 20585), (12355, 16468), (12530, 16238)]