19178280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 70761600

約数和(自身を除く): 51583320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 55, 58, 60, 66, 72, 87, 88, 90, 99, 110, 116, 120, 132, 145, 165, 167, 174, 180, 198, 220, 232, 261, 264, 290, 319, 330, 334, 348, 360, 396, 435, 440, 495, 501, 522, 580, 638, 660, 668, 696, 792, 835, 870, 957, 990, 1002, 1044, 1160, 1276, 1305, 1320, 1336, 1503, 1595, 1670, 1740, 1837, 1914, 1980, 2004, 2088, 2505, 2552, 2610, 2871, 3006, 3190, 3340, 3480, 3674, 3828, 3960, 4008, 4785, 4843, 5010, 5220, 5511, 5742, 6012, 6380, 6680, 7348, 7515, 7656, 9185, 9570, 9686, 10020, 10440, 11022, 11484, 12024, 12760, 14355, 14529, 14696, 15030, 16533, 18370, 19140, 19372, 20040, 22044, 22968, 24215, 27555, 28710, 29058, 30060, 33066, 36740, 38280, 38744, 43587, 44088, 48430, 53273, 55110, 57420, 58116, 60120, 66132, 72645, 73480, 82665, 87174, 96860, 106546, 110220, 114840, 116232, 132264, 145290, 159819, 165330, 174348, 193720, 213092, 217935, 220440, 266365, 290580, 319638, 330660, 348696, 426184, 435870, 479457, 532730, 581160, 639276, 661320, 799095, 871740, 958914, 1065460, 1278552, 1598190, 1743480, 1917828, 2130920, 2397285, 3196380, 3835656, 4794570, 6392760, 9589140, 19178280]

約数ペア:

[(1, 19178280), (2, 9589140), (3, 6392760), (4, 4794570), (5, 3835656), (6, 3196380), (8, 2397285), (9, 2130920), (10, 1917828), (11, 1743480), (12, 1598190), (15, 1278552), (18, 1065460), (20, 958914), (22, 871740), (24, 799095), (29, 661320), (30, 639276), (33, 581160), (36, 532730), (40, 479457), (44, 435870), (45, 426184), (55, 348696), (58, 330660), (60, 319638), (66, 290580), (72, 266365), (87, 220440), (88, 217935), (90, 213092), (99, 193720), (110, 174348), (116, 165330), (120, 159819), (132, 145290), (145, 132264), (165, 116232), (167, 114840), (174, 110220), (180, 106546), (198, 96860), (220, 87174), (232, 82665), (261, 73480), (264, 72645), (290, 66132), (319, 60120), (330, 58116), (334, 57420), (348, 55110), (360, 53273), (396, 48430), (435, 44088), (440, 43587), (495, 38744), (501, 38280), (522, 36740), (580, 33066), (638, 30060), (660, 29058), (668, 28710), (696, 27555), (792, 24215), (835, 22968), (870, 22044), (957, 20040), (990, 19372), (1002, 19140), (1044, 18370), (1160, 16533), (1276, 15030), (1305, 14696), (1320, 14529), (1336, 14355), (1503, 12760), (1595, 12024), (1670, 11484), (1740, 11022), (1837, 10440), (1914, 10020), (1980, 9686), (2004, 9570), (2088, 9185), (2505, 7656), (2552, 7515), (2610, 7348), (2871, 6680), (3006, 6380), (3190, 6012), (3340, 5742), (3480, 5511), (3674, 5220), (3828, 5010), (3960, 4843), (4008, 4785)]