1999963872

素因数分解:

$2^5\times 3^5\times {\mathrm{311}}^1\times {\mathrm{827}}^1$

素因数の和:1163

約数の個数: 144

約数和(自身を含む): 5924161152

約数和(自身を除く): 3924197280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 311, 324, 432, 486, 622, 648, 827, 864, 933, 972, 1244, 1296, 1654, 1866, 1944, 2481, 2488, 2592, 2799, 3308, 3732, 3888, 4962, 4976, 5598, 6616, 7443, 7464, 7776, 8397, 9924, 9952, 11196, 13232, 14886, 14928, 16794, 19848, 22329, 22392, 25191, 26464, 29772, 29856, 33588, 39696, 44658, 44784, 50382, 59544, 66987, 67176, 75573, 79392, 89316, 89568, 100764, 119088, 133974, 134352, 151146, 178632, 200961, 201528, 238176, 257197, 267948, 268704, 302292, 357264, 401922, 403056, 514394, 535896, 604584, 714528, 771591, 803844, 806112, 1028788, 1071792, 1209168, 1543182, 1607688, 2057576, 2143584, 2314773, 2418336, 3086364, 3215376, 4115152, 4629546, 6172728, 6430752, 6944319, 8230304, 9259092, 12345456, 13888638, 18518184, 20832957, 24690912, 27777276, 37036368, 41665914, 55554552, 62498871, 74072736, 83331828, 111109104, 124997742, 166663656, 222218208, 249995484, 333327312, 499990968, 666654624, 999981936, 1999963872]

約数ペア:

[(1, 1999963872), (2, 999981936), (3, 666654624), (4, 499990968), (6, 333327312), (8, 249995484), (9, 222218208), (12, 166663656), (16, 124997742), (18, 111109104), (24, 83331828), (27, 74072736), (32, 62498871), (36, 55554552), (48, 41665914), (54, 37036368), (72, 27777276), (81, 24690912), (96, 20832957), (108, 18518184), (144, 13888638), (162, 12345456), (216, 9259092), (243, 8230304), (288, 6944319), (311, 6430752), (324, 6172728), (432, 4629546), (486, 4115152), (622, 3215376), (648, 3086364), (827, 2418336), (864, 2314773), (933, 2143584), (972, 2057576), (1244, 1607688), (1296, 1543182), (1654, 1209168), (1866, 1071792), (1944, 1028788), (2481, 806112), (2488, 803844), (2592, 771591), (2799, 714528), (3308, 604584), (3732, 535896), (3888, 514394), (4962, 403056), (4976, 401922), (5598, 357264), (6616, 302292), (7443, 268704), (7464, 267948), (7776, 257197), (8397, 238176), (9924, 201528), (9952, 200961), (11196, 178632), (13232, 151146), (14886, 134352), (14928, 133974), (16794, 119088), (19848, 100764), (22329, 89568), (22392, 89316), (25191, 79392), (26464, 75573), (29772, 67176), (29856, 66987), (33588, 59544), (39696, 50382), (44658, 44784)]