19279920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 160

約数和(自身を含む): 66781440

約数和(自身を除く): 47501520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 67, 80, 88, 109, 110, 120, 132, 134, 165, 176, 201, 218, 220, 240, 264, 268, 327, 330, 335, 402, 436, 440, 528, 536, 545, 654, 660, 670, 737, 804, 872, 880, 1005, 1072, 1090, 1199, 1308, 1320, 1340, 1474, 1608, 1635, 1744, 2010, 2180, 2211, 2398, 2616, 2640, 2680, 2948, 3216, 3270, 3597, 3685, 4020, 4360, 4422, 4796, 5232, 5360, 5896, 5995, 6540, 7194, 7303, 7370, 8040, 8720, 8844, 9592, 11055, 11792, 11990, 13080, 14388, 14606, 14740, 16080, 17688, 17985, 19184, 21909, 22110, 23980, 26160, 28776, 29212, 29480, 35376, 35970, 36515, 43818, 44220, 47960, 57552, 58424, 58960, 71940, 73030, 80333, 87636, 88440, 95920, 109545, 116848, 143880, 146060, 160666, 175272, 176880, 219090, 240999, 287760, 292120, 321332, 350544, 401665, 438180, 481998, 584240, 642664, 803330, 876360, 963996, 1204995, 1285328, 1606660, 1752720, 1927992, 2409990, 3213320, 3855984, 4819980, 6426640, 9639960, 19279920]

約数ペア:

[(1, 19279920), (2, 9639960), (3, 6426640), (4, 4819980), (5, 3855984), (6, 3213320), (8, 2409990), (10, 1927992), (11, 1752720), (12, 1606660), (15, 1285328), (16, 1204995), (20, 963996), (22, 876360), (24, 803330), (30, 642664), (33, 584240), (40, 481998), (44, 438180), (48, 401665), (55, 350544), (60, 321332), (66, 292120), (67, 287760), (80, 240999), (88, 219090), (109, 176880), (110, 175272), (120, 160666), (132, 146060), (134, 143880), (165, 116848), (176, 109545), (201, 95920), (218, 88440), (220, 87636), (240, 80333), (264, 73030), (268, 71940), (327, 58960), (330, 58424), (335, 57552), (402, 47960), (436, 44220), (440, 43818), (528, 36515), (536, 35970), (545, 35376), (654, 29480), (660, 29212), (670, 28776), (737, 26160), (804, 23980), (872, 22110), (880, 21909), (1005, 19184), (1072, 17985), (1090, 17688), (1199, 16080), (1308, 14740), (1320, 14606), (1340, 14388), (1474, 13080), (1608, 11990), (1635, 11792), (1744, 11055), (2010, 9592), (2180, 8844), (2211, 8720), (2398, 8040), (2616, 7370), (2640, 7303), (2680, 7194), (2948, 6540), (3216, 5995), (3270, 5896), (3597, 5360), (3685, 5232), (4020, 4796), (4360, 4422)]