38631780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 129729600

約数和(自身を除く): 91097820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 109, 110, 132, 165, 179, 180, 198, 218, 220, 327, 330, 358, 396, 436, 495, 537, 545, 654, 660, 716, 895, 981, 990, 1074, 1090, 1199, 1308, 1611, 1635, 1790, 1962, 1969, 1980, 2148, 2180, 2398, 2685, 3222, 3270, 3580, 3597, 3924, 3938, 4796, 4905, 5370, 5907, 5995, 6444, 6540, 7194, 7876, 8055, 9810, 9845, 10740, 10791, 11814, 11990, 14388, 16110, 17721, 17985, 19511, 19620, 19690, 21582, 23628, 23980, 29535, 32220, 35442, 35970, 39022, 39380, 43164, 53955, 58533, 59070, 70884, 71940, 78044, 88605, 97555, 107910, 117066, 118140, 175599, 177210, 195110, 214621, 215820, 234132, 292665, 351198, 354420, 390220, 429242, 585330, 643863, 702396, 858484, 877995, 1073105, 1170660, 1287726, 1755990, 1931589, 2146210, 2575452, 3219315, 3511980, 3863178, 4292420, 6438630, 7726356, 9657945, 12877260, 19315890, 38631780]

約数ペア:

[(1, 38631780), (2, 19315890), (3, 12877260), (4, 9657945), (5, 7726356), (6, 6438630), (9, 4292420), (10, 3863178), (11, 3511980), (12, 3219315), (15, 2575452), (18, 2146210), (20, 1931589), (22, 1755990), (30, 1287726), (33, 1170660), (36, 1073105), (44, 877995), (45, 858484), (55, 702396), (60, 643863), (66, 585330), (90, 429242), (99, 390220), (109, 354420), (110, 351198), (132, 292665), (165, 234132), (179, 215820), (180, 214621), (198, 195110), (218, 177210), (220, 175599), (327, 118140), (330, 117066), (358, 107910), (396, 97555), (436, 88605), (495, 78044), (537, 71940), (545, 70884), (654, 59070), (660, 58533), (716, 53955), (895, 43164), (981, 39380), (990, 39022), (1074, 35970), (1090, 35442), (1199, 32220), (1308, 29535), (1611, 23980), (1635, 23628), (1790, 21582), (1962, 19690), (1969, 19620), (1980, 19511), (2148, 17985), (2180, 17721), (2398, 16110), (2685, 14388), (3222, 11990), (3270, 11814), (3580, 10791), (3597, 10740), (3924, 9845), (3938, 9810), (4796, 8055), (4905, 7876), (5370, 7194), (5907, 6540), (5995, 6444)]