20149800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 70709760

約数和(自身を除く): 50559960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 43, 44, 50, 55, 60, 66, 71, 75, 86, 88, 100, 110, 120, 129, 132, 142, 150, 165, 172, 200, 213, 215, 220, 258, 264, 275, 284, 300, 330, 344, 355, 426, 430, 440, 473, 516, 550, 568, 600, 645, 660, 710, 781, 825, 852, 860, 946, 1032, 1065, 1075, 1100, 1290, 1320, 1419, 1420, 1562, 1650, 1704, 1720, 1775, 1892, 2130, 2150, 2200, 2343, 2365, 2580, 2838, 2840, 3053, 3124, 3225, 3300, 3550, 3784, 3905, 4260, 4300, 4686, 4730, 5160, 5325, 5676, 6106, 6248, 6450, 6600, 7095, 7100, 7810, 8520, 8600, 9159, 9372, 9460, 10650, 11352, 11715, 11825, 12212, 12900, 14190, 14200, 15265, 15620, 18318, 18744, 18920, 19525, 21300, 23430, 23650, 24424, 25800, 28380, 30530, 31240, 33583, 35475, 36636, 39050, 42600, 45795, 46860, 47300, 56760, 58575, 61060, 67166, 70950, 73272, 76325, 78100, 91590, 93720, 94600, 100749, 117150, 122120, 134332, 141900, 152650, 156200, 167915, 183180, 201498, 228975, 234300, 268664, 283800, 305300, 335830, 366360, 402996, 457950, 468600, 503745, 610600, 671660, 805992, 839575, 915900, 1007490, 1343320, 1679150, 1831800, 2014980, 2518725, 3358300, 4029960, 5037450, 6716600, 10074900, 20149800]

約数ペア:

[(1, 20149800), (2, 10074900), (3, 6716600), (4, 5037450), (5, 4029960), (6, 3358300), (8, 2518725), (10, 2014980), (11, 1831800), (12, 1679150), (15, 1343320), (20, 1007490), (22, 915900), (24, 839575), (25, 805992), (30, 671660), (33, 610600), (40, 503745), (43, 468600), (44, 457950), (50, 402996), (55, 366360), (60, 335830), (66, 305300), (71, 283800), (75, 268664), (86, 234300), (88, 228975), (100, 201498), (110, 183180), (120, 167915), (129, 156200), (132, 152650), (142, 141900), (150, 134332), (165, 122120), (172, 117150), (200, 100749), (213, 94600), (215, 93720), (220, 91590), (258, 78100), (264, 76325), (275, 73272), (284, 70950), (300, 67166), (330, 61060), (344, 58575), (355, 56760), (426, 47300), (430, 46860), (440, 45795), (473, 42600), (516, 39050), (550, 36636), (568, 35475), (600, 33583), (645, 31240), (660, 30530), (710, 28380), (781, 25800), (825, 24424), (852, 23650), (860, 23430), (946, 21300), (1032, 19525), (1065, 18920), (1075, 18744), (1100, 18318), (1290, 15620), (1320, 15265), (1419, 14200), (1420, 14190), (1562, 12900), (1650, 12212), (1704, 11825), (1720, 11715), (1775, 11352), (1892, 10650), (2130, 9460), (2150, 9372), (2200, 9159), (2343, 8600), (2365, 8520), (2580, 7810), (2838, 7100), (2840, 7095), (3053, 6600), (3124, 6450), (3225, 6248), (3300, 6106), (3550, 5676), (3784, 5325), (3905, 5160), (4260, 4730), (4300, 4686)]