330145340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{2459}}^1$

素因数の和:2619

約数の個数: 72

約数和(自身を含む): 812715120

約数和(自身を除く): 482569780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 490, 548, 685, 959, 980, 1370, 1918, 2459, 2740, 3836, 4795, 4918, 6713, 9590, 9836, 12295, 13426, 17213, 19180, 24590, 26852, 33565, 34426, 49180, 67130, 68852, 86065, 120491, 134260, 172130, 240982, 336883, 344260, 481964, 602455, 673766, 1204910, 1347532, 1684415, 2358181, 2409820, 3368830, 4716362, 6737660, 9432724, 11790905, 16507267, 23581810, 33014534, 47163620, 66029068, 82536335, 165072670, 330145340]

約数ペア:

[(1, 330145340), (2, 165072670), (4, 82536335), (5, 66029068), (7, 47163620), (10, 33014534), (14, 23581810), (20, 16507267), (28, 11790905), (35, 9432724), (49, 6737660), (70, 4716362), (98, 3368830), (137, 2409820), (140, 2358181), (196, 1684415), (245, 1347532), (274, 1204910), (490, 673766), (548, 602455), (685, 481964), (959, 344260), (980, 336883), (1370, 240982), (1918, 172130), (2459, 134260), (2740, 120491), (3836, 86065), (4795, 68852), (4918, 67130), (6713, 49180), (9590, 34426), (9836, 33565), (12295, 26852), (13426, 24590), (17213, 19180)]