321725520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:535

約数の個数: 200

約数和(自身を含む): 1128900960

約数和(自身を除く): 807175440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 131, 135, 144, 162, 180, 216, 240, 262, 270, 324, 360, 379, 393, 405, 432, 524, 540, 648, 655, 720, 758, 786, 810, 1048, 1080, 1137, 1179, 1296, 1310, 1516, 1572, 1620, 1895, 1965, 2096, 2160, 2274, 2358, 2620, 3032, 3144, 3240, 3411, 3537, 3790, 3930, 4548, 4716, 5240, 5685, 5895, 6064, 6288, 6480, 6822, 7074, 7580, 7860, 9096, 9432, 10233, 10480, 10611, 11370, 11790, 13644, 14148, 15160, 15720, 17055, 17685, 18192, 18864, 20466, 21222, 22740, 23580, 27288, 28296, 30320, 30699, 31440, 34110, 35370, 40932, 42444, 45480, 47160, 49649, 51165, 53055, 54576, 56592, 61398, 68220, 70740, 81864, 84888, 90960, 94320, 99298, 102330, 106110, 122796, 136440, 141480, 148947, 153495, 163728, 169776, 198596, 204660, 212220, 245592, 248245, 272880, 282960, 297894, 306990, 397192, 409320, 424440, 446841, 491184, 496490, 595788, 613980, 744735, 794384, 818640, 848880, 893682, 992980, 1191576, 1227960, 1340523, 1489470, 1787364, 1985960, 2234205, 2383152, 2455920, 2681046, 2978940, 3574728, 3971920, 4021569, 4468410, 5362092, 5957880, 6702615, 7149456, 8043138, 8936820, 10724184, 11915760, 13405230, 16086276, 17873640, 20107845, 21448368, 26810460, 32172552, 35747280, 40215690, 53620920, 64345104, 80431380, 107241840, 160862760, 321725520]

約数ペア:

[(1, 321725520), (2, 160862760), (3, 107241840), (4, 80431380), (5, 64345104), (6, 53620920), (8, 40215690), (9, 35747280), (10, 32172552), (12, 26810460), (15, 21448368), (16, 20107845), (18, 17873640), (20, 16086276), (24, 13405230), (27, 11915760), (30, 10724184), (36, 8936820), (40, 8043138), (45, 7149456), (48, 6702615), (54, 5957880), (60, 5362092), (72, 4468410), (80, 4021569), (81, 3971920), (90, 3574728), (108, 2978940), (120, 2681046), (131, 2455920), (135, 2383152), (144, 2234205), (162, 1985960), (180, 1787364), (216, 1489470), (240, 1340523), (262, 1227960), (270, 1191576), (324, 992980), (360, 893682), (379, 848880), (393, 818640), (405, 794384), (432, 744735), (524, 613980), (540, 595788), (648, 496490), (655, 491184), (720, 446841), (758, 424440), (786, 409320), (810, 397192), (1048, 306990), (1080, 297894), (1137, 282960), (1179, 272880), (1296, 248245), (1310, 245592), (1516, 212220), (1572, 204660), (1620, 198596), (1895, 169776), (1965, 163728), (2096, 153495), (2160, 148947), (2274, 141480), (2358, 136440), (2620, 122796), (3032, 106110), (3144, 102330), (3240, 99298), (3411, 94320), (3537, 90960), (3790, 84888), (3930, 81864), (4548, 70740), (4716, 68220), (5240, 61398), (5685, 56592), (5895, 54576), (6064, 53055), (6288, 51165), (6480, 49649), (6822, 47160), (7074, 45480), (7580, 42444), (7860, 40932), (9096, 35370), (9432, 34110), (10233, 31440), (10480, 30699), (10611, 30320), (11370, 28296), (11790, 27288), (13644, 23580), (14148, 22740), (15160, 21222), (15720, 20466), (17055, 18864), (17685, 18192)]