408060940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{359}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 1027676160

約数和(自身を除く): 619615220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 353, 359, 460, 644, 706, 718, 805, 1412, 1436, 1610, 1765, 1795, 2471, 2513, 3220, 3530, 3590, 4942, 5026, 7060, 7180, 8119, 8257, 9884, 10052, 12355, 12565, 16238, 16514, 24710, 25130, 32476, 33028, 40595, 41285, 49420, 50260, 56833, 57799, 81190, 82570, 113666, 115598, 126727, 162380, 165140, 227332, 231196, 253454, 284165, 288995, 506908, 568330, 577990, 633635, 887089, 1136660, 1155980, 1267270, 1774178, 2534540, 2914721, 3548356, 4435445, 5829442, 8870890, 11658884, 14573605, 17741780, 20403047, 29147210, 40806094, 58294420, 81612188, 102015235, 204030470, 408060940]

約数ペア:

[(1, 408060940), (2, 204030470), (4, 102015235), (5, 81612188), (7, 58294420), (10, 40806094), (14, 29147210), (20, 20403047), (23, 17741780), (28, 14573605), (35, 11658884), (46, 8870890), (70, 5829442), (92, 4435445), (115, 3548356), (140, 2914721), (161, 2534540), (230, 1774178), (322, 1267270), (353, 1155980), (359, 1136660), (460, 887089), (644, 633635), (706, 577990), (718, 568330), (805, 506908), (1412, 288995), (1436, 284165), (1610, 253454), (1765, 231196), (1795, 227332), (2471, 165140), (2513, 162380), (3220, 126727), (3530, 115598), (3590, 113666), (4942, 82570), (5026, 81190), (7060, 57799), (7180, 56833), (8119, 50260), (8257, 49420), (9884, 41285), (10052, 40595), (12355, 33028), (12565, 32476), (16238, 25130), (16514, 24710)]