19158120

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{73}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 65541060

約数和(自身を除く): 46382940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 81, 90, 108, 120, 135, 146, 162, 180, 216, 219, 243, 270, 292, 324, 360, 365, 405, 438, 486, 540, 584, 648, 657, 729, 730, 810, 876, 972, 1080, 1095, 1215, 1314, 1458, 1460, 1620, 1752, 1944, 1971, 2187, 2190, 2430, 2628, 2916, 2920, 3240, 3285, 3645, 3942, 4374, 4380, 4860, 5256, 5832, 5913, 6561, 6570, 7290, 7884, 8748, 8760, 9720, 9855, 10935, 11826, 13122, 13140, 14580, 15768, 17496, 17739, 19710, 21870, 23652, 26244, 26280, 29160, 29565, 32805, 35478, 39420, 43740, 47304, 52488, 53217, 59130, 65610, 70956, 78840, 87480, 88695, 106434, 118260, 131220, 141912, 159651, 177390, 212868, 236520, 262440, 266085, 319302, 354780, 425736, 478953, 532170, 638604, 709560, 798255, 957906, 1064340, 1277208, 1596510, 1915812, 2128680, 2394765, 3193020, 3831624, 4789530, 6386040, 9579060, 19158120]

約数ペア:

[(1, 19158120), (2, 9579060), (3, 6386040), (4, 4789530), (5, 3831624), (6, 3193020), (8, 2394765), (9, 2128680), (10, 1915812), (12, 1596510), (15, 1277208), (18, 1064340), (20, 957906), (24, 798255), (27, 709560), (30, 638604), (36, 532170), (40, 478953), (45, 425736), (54, 354780), (60, 319302), (72, 266085), (73, 262440), (81, 236520), (90, 212868), (108, 177390), (120, 159651), (135, 141912), (146, 131220), (162, 118260), (180, 106434), (216, 88695), (219, 87480), (243, 78840), (270, 70956), (292, 65610), (324, 59130), (360, 53217), (365, 52488), (405, 47304), (438, 43740), (486, 39420), (540, 35478), (584, 32805), (648, 29565), (657, 29160), (729, 26280), (730, 26244), (810, 23652), (876, 21870), (972, 19710), (1080, 17739), (1095, 17496), (1215, 15768), (1314, 14580), (1458, 13140), (1460, 13122), (1620, 11826), (1752, 10935), (1944, 9855), (1971, 9720), (2187, 8760), (2190, 8748), (2430, 7884), (2628, 7290), (2916, 6570), (2920, 6561), (3240, 5913), (3285, 5832), (3645, 5256), (3942, 4860), (4374, 4380)]