221748240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6947}}^1$

素因数の和:6989

約数の個数: 160

約数和(自身を含む): 827089920

約数和(自身を除く): 605341680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 6947, 7980, 10640, 13894, 15960, 20841, 27788, 31920, 34735, 41682, 48629, 55576, 69470, 83364, 97258, 104205, 111152, 131993, 138940, 145887, 166728, 194516, 208410, 243145, 263986, 277880, 291774, 333456, 389032, 395979, 416820, 486290, 527972, 555760, 583548, 659965, 729435, 778064, 791958, 833640, 923951, 972580, 1055944, 1167096, 1319930, 1458870, 1583916, 1667280, 1847902, 1945160, 1979895, 2111888, 2334192, 2639860, 2771853, 2917740, 3167832, 3695804, 3890320, 3959790, 4619755, 5279720, 5543706, 5835480, 6335664, 7391608, 7919580, 9239510, 10559440, 11087412, 11670960, 13859265, 14783216, 15839160, 18479020, 22174824, 27718530, 31678320, 36958040, 44349648, 55437060, 73916080, 110874120, 221748240]

約数ペア:

[(1, 221748240), (2, 110874120), (3, 73916080), (4, 55437060), (5, 44349648), (6, 36958040), (7, 31678320), (8, 27718530), (10, 22174824), (12, 18479020), (14, 15839160), (15, 14783216), (16, 13859265), (19, 11670960), (20, 11087412), (21, 10559440), (24, 9239510), (28, 7919580), (30, 7391608), (35, 6335664), (38, 5835480), (40, 5543706), (42, 5279720), (48, 4619755), (56, 3959790), (57, 3890320), (60, 3695804), (70, 3167832), (76, 2917740), (80, 2771853), (84, 2639860), (95, 2334192), (105, 2111888), (112, 1979895), (114, 1945160), (120, 1847902), (133, 1667280), (140, 1583916), (152, 1458870), (168, 1319930), (190, 1167096), (210, 1055944), (228, 972580), (240, 923951), (266, 833640), (280, 791958), (285, 778064), (304, 729435), (336, 659965), (380, 583548), (399, 555760), (420, 527972), (456, 486290), (532, 416820), (560, 395979), (570, 389032), (665, 333456), (760, 291774), (798, 277880), (840, 263986), (912, 243145), (1064, 208410), (1140, 194516), (1330, 166728), (1520, 145887), (1596, 138940), (1680, 131993), (1995, 111152), (2128, 104205), (2280, 97258), (2660, 83364), (3192, 69470), (3990, 55576), (4560, 48629), (5320, 41682), (6384, 34735), (6947, 31920), (7980, 27788), (10640, 20841), (13894, 15960)]