61980480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{21521}}^1$

素因数の和:21544

約数の個数: 84

約数和(自身を含む): 213196932

約数和(自身を除く): 151216452

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 21521, 43042, 64563, 86084, 107605, 129126, 172168, 193689, 215210, 258252, 322815, 344336, 387378, 430420, 516504, 645630, 688672, 774756, 860840, 968445, 1033008, 1291260, 1377344, 1549512, 1721680, 1936890, 2066016, 2582520, 3099024, 3443360, 3873780, 4132032, 5165040, 6198048, 6886720, 7747560, 10330080, 12396096, 15495120, 20660160, 30990240, 61980480]

約数ペア:

[(1, 61980480), (2, 30990240), (3, 20660160), (4, 15495120), (5, 12396096), (6, 10330080), (8, 7747560), (9, 6886720), (10, 6198048), (12, 5165040), (15, 4132032), (16, 3873780), (18, 3443360), (20, 3099024), (24, 2582520), (30, 2066016), (32, 1936890), (36, 1721680), (40, 1549512), (45, 1377344), (48, 1291260), (60, 1033008), (64, 968445), (72, 860840), (80, 774756), (90, 688672), (96, 645630), (120, 516504), (144, 430420), (160, 387378), (180, 344336), (192, 322815), (240, 258252), (288, 215210), (320, 193689), (360, 172168), (480, 129126), (576, 107605), (720, 86084), (960, 64563), (1440, 43042), (2880, 21521)]