138464880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 445209600

約数和(自身を除く): 306744720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 79, 80, 109, 120, 134, 158, 201, 218, 237, 240, 268, 316, 327, 335, 395, 402, 436, 474, 536, 545, 632, 654, 670, 790, 804, 872, 948, 1005, 1072, 1090, 1185, 1264, 1308, 1340, 1580, 1608, 1635, 1744, 1896, 2010, 2180, 2370, 2616, 2680, 3160, 3216, 3270, 3792, 4020, 4360, 4740, 5232, 5293, 5360, 6320, 6540, 7303, 8040, 8611, 8720, 9480, 10586, 13080, 14606, 15879, 16080, 17222, 18960, 21172, 21909, 25833, 26160, 26465, 29212, 31758, 34444, 36515, 42344, 43055, 43818, 51666, 52930, 58424, 63516, 68888, 73030, 79395, 84688, 86110, 87636, 103332, 105860, 109545, 116848, 127032, 129165, 137776, 146060, 158790, 172220, 175272, 206664, 211720, 219090, 254064, 258330, 292120, 317580, 344440, 350544, 413328, 423440, 438180, 516660, 576937, 584240, 635160, 688880, 876360, 1033320, 1153874, 1270320, 1730811, 1752720, 2066640, 2307748, 2884685, 3461622, 4615496, 5769370, 6923244, 8654055, 9230992, 11538740, 13846488, 17308110, 23077480, 27692976, 34616220, 46154960, 69232440, 138464880]

約数ペア:

[(1, 138464880), (2, 69232440), (3, 46154960), (4, 34616220), (5, 27692976), (6, 23077480), (8, 17308110), (10, 13846488), (12, 11538740), (15, 9230992), (16, 8654055), (20, 6923244), (24, 5769370), (30, 4615496), (40, 3461622), (48, 2884685), (60, 2307748), (67, 2066640), (79, 1752720), (80, 1730811), (109, 1270320), (120, 1153874), (134, 1033320), (158, 876360), (201, 688880), (218, 635160), (237, 584240), (240, 576937), (268, 516660), (316, 438180), (327, 423440), (335, 413328), (395, 350544), (402, 344440), (436, 317580), (474, 292120), (536, 258330), (545, 254064), (632, 219090), (654, 211720), (670, 206664), (790, 175272), (804, 172220), (872, 158790), (948, 146060), (1005, 137776), (1072, 129165), (1090, 127032), (1185, 116848), (1264, 109545), (1308, 105860), (1340, 103332), (1580, 87636), (1608, 86110), (1635, 84688), (1744, 79395), (1896, 73030), (2010, 68888), (2180, 63516), (2370, 58424), (2616, 52930), (2680, 51666), (3160, 43818), (3216, 43055), (3270, 42344), (3792, 36515), (4020, 34444), (4360, 31758), (4740, 29212), (5232, 26465), (5293, 26160), (5360, 25833), (6320, 21909), (6540, 21172), (7303, 18960), (8040, 17222), (8611, 16080), (8720, 15879), (9480, 14606), (10586, 13080)]