71782560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:731

約数の個数: 144

約数和(自身を含む): 248451840

約数和(自身を除く): 176669280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 631, 632, 711, 720, 790, 948, 1185, 1262, 1264, 1422, 1440, 1580, 1893, 1896, 2370, 2524, 2528, 2844, 3155, 3160, 3555, 3786, 3792, 4740, 5048, 5679, 5688, 6310, 6320, 7110, 7572, 7584, 9465, 9480, 10096, 11358, 11376, 12620, 12640, 14220, 15144, 18930, 18960, 20192, 22716, 22752, 25240, 28395, 28440, 30288, 37860, 37920, 45432, 49849, 50480, 56790, 56880, 60576, 75720, 90864, 99698, 100960, 113580, 113760, 149547, 151440, 181728, 199396, 227160, 249245, 299094, 302880, 398792, 448641, 454320, 498490, 598188, 747735, 797584, 897282, 908640, 996980, 1196376, 1495470, 1595168, 1794564, 1993960, 2243205, 2392752, 2990940, 3589128, 3987920, 4486410, 4785504, 5981880, 7178256, 7975840, 8972820, 11963760, 14356512, 17945640, 23927520, 35891280, 71782560]

約数ペア:

[(1, 71782560), (2, 35891280), (3, 23927520), (4, 17945640), (5, 14356512), (6, 11963760), (8, 8972820), (9, 7975840), (10, 7178256), (12, 5981880), (15, 4785504), (16, 4486410), (18, 3987920), (20, 3589128), (24, 2990940), (30, 2392752), (32, 2243205), (36, 1993960), (40, 1794564), (45, 1595168), (48, 1495470), (60, 1196376), (72, 996980), (79, 908640), (80, 897282), (90, 797584), (96, 747735), (120, 598188), (144, 498490), (158, 454320), (160, 448641), (180, 398792), (237, 302880), (240, 299094), (288, 249245), (316, 227160), (360, 199396), (395, 181728), (474, 151440), (480, 149547), (631, 113760), (632, 113580), (711, 100960), (720, 99698), (790, 90864), (948, 75720), (1185, 60576), (1262, 56880), (1264, 56790), (1422, 50480), (1440, 49849), (1580, 45432), (1893, 37920), (1896, 37860), (2370, 30288), (2524, 28440), (2528, 28395), (2844, 25240), (3155, 22752), (3160, 22716), (3555, 20192), (3786, 18960), (3792, 18930), (4740, 15144), (5048, 14220), (5679, 12640), (5688, 12620), (6310, 11376), (6320, 11358), (7110, 10096), (7572, 9480), (7584, 9465)]