19987033680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{143833}}^1$

素因数の和:144045

約数の個数: 120

約数和(自身を含む): 67471378728

約数和(自身を除く): 47484345048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 193, 240, 360, 386, 579, 720, 772, 965, 1158, 1544, 1737, 1930, 2316, 2895, 3088, 3474, 3860, 4632, 5790, 6948, 7720, 8685, 9264, 11580, 13896, 15440, 17370, 23160, 27792, 34740, 46320, 69480, 138960, 143833, 287666, 431499, 575332, 719165, 862998, 1150664, 1294497, 1438330, 1725996, 2157495, 2301328, 2588994, 2876660, 3451992, 4314990, 5177988, 5753320, 6472485, 6903984, 8629980, 10355976, 11506640, 12944970, 17259960, 20711952, 25889940, 27759769, 34519920, 51779880, 55519538, 83279307, 103559760, 111039076, 138798845, 166558614, 222078152, 249837921, 277597690, 333117228, 416396535, 444156304, 499675842, 555195380, 666234456, 832793070, 999351684, 1110390760, 1249189605, 1332468912, 1665586140, 1998703368, 2220781520, 2498379210, 3331172280, 3997406736, 4996758420, 6662344560, 9993516840, 19987033680]

約数ペア:

[(1, 19987033680), (2, 9993516840), (3, 6662344560), (4, 4996758420), (5, 3997406736), (6, 3331172280), (8, 2498379210), (9, 2220781520), (10, 1998703368), (12, 1665586140), (15, 1332468912), (16, 1249189605), (18, 1110390760), (20, 999351684), (24, 832793070), (30, 666234456), (36, 555195380), (40, 499675842), (45, 444156304), (48, 416396535), (60, 333117228), (72, 277597690), (80, 249837921), (90, 222078152), (120, 166558614), (144, 138798845), (180, 111039076), (193, 103559760), (240, 83279307), (360, 55519538), (386, 51779880), (579, 34519920), (720, 27759769), (772, 25889940), (965, 20711952), (1158, 17259960), (1544, 12944970), (1737, 11506640), (1930, 10355976), (2316, 8629980), (2895, 6903984), (3088, 6472485), (3474, 5753320), (3860, 5177988), (4632, 4314990), (5790, 3451992), (6948, 2876660), (7720, 2588994), (8685, 2301328), (9264, 2157495), (11580, 1725996), (13896, 1438330), (15440, 1294497), (17370, 1150664), (23160, 862998), (27792, 719165), (34740, 575332), (46320, 431499), (69480, 287666), (138960, 143833)]