388665960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2657}}^1$

素因数の和:2747

約数の個数: 128

約数和(自身を含む): 1240116480

約数和(自身を除く): 851450520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 92, 106, 115, 120, 138, 159, 184, 212, 230, 265, 276, 318, 345, 424, 460, 530, 552, 636, 690, 795, 920, 1060, 1219, 1272, 1380, 1590, 2120, 2438, 2657, 2760, 3180, 3657, 4876, 5314, 6095, 6360, 7314, 7971, 9752, 10628, 12190, 13285, 14628, 15942, 18285, 21256, 24380, 26570, 29256, 31884, 36570, 39855, 48760, 53140, 61111, 63768, 73140, 79710, 106280, 122222, 140821, 146280, 159420, 183333, 244444, 281642, 305555, 318840, 366666, 422463, 488888, 563284, 611110, 704105, 733332, 844926, 916665, 1126568, 1222220, 1408210, 1466664, 1689852, 1833330, 2112315, 2444440, 2816420, 3238883, 3379704, 3666660, 4224630, 5632840, 6477766, 7333320, 8449260, 9716649, 12955532, 16194415, 16898520, 19433298, 25911064, 32388830, 38866596, 48583245, 64777660, 77733192, 97166490, 129555320, 194332980, 388665960]

約数ペア:

[(1, 388665960), (2, 194332980), (3, 129555320), (4, 97166490), (5, 77733192), (6, 64777660), (8, 48583245), (10, 38866596), (12, 32388830), (15, 25911064), (20, 19433298), (23, 16898520), (24, 16194415), (30, 12955532), (40, 9716649), (46, 8449260), (53, 7333320), (60, 6477766), (69, 5632840), (92, 4224630), (106, 3666660), (115, 3379704), (120, 3238883), (138, 2816420), (159, 2444440), (184, 2112315), (212, 1833330), (230, 1689852), (265, 1466664), (276, 1408210), (318, 1222220), (345, 1126568), (424, 916665), (460, 844926), (530, 733332), (552, 704105), (636, 611110), (690, 563284), (795, 488888), (920, 422463), (1060, 366666), (1219, 318840), (1272, 305555), (1380, 281642), (1590, 244444), (2120, 183333), (2438, 159420), (2657, 146280), (2760, 140821), (3180, 122222), (3657, 106280), (4876, 79710), (5314, 73140), (6095, 63768), (6360, 61111), (7314, 53140), (7971, 48760), (9752, 39855), (10628, 36570), (12190, 31884), (13285, 29256), (14628, 26570), (15942, 24380), (18285, 21256)]