221812080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6949}}^1$

素因数の和:6991

約数の個数: 160

約数和(自身を含む): 827328000

約数和(自身を除く): 605515920

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, 6949, 7980, 10640, 13898, 15960, 20847, 27796, 31920, 34745, 41694, 48643, 55592, 69490, 83388, 97286, 104235, 111184, 132031, 138980, 145929, 166776, 194572, 208470, 243215, 264062, 277960, 291858, 333552, 389144, 396093, 416940, 486430, 528124, 555920, 583716, 660155, 729645, 778288, 792186, 833880, 924217, 972860, 1056248, 1167432, 1320310, 1459290, 1584372, 1667760, 1848434, 1945720, 1980465, 2112496, 2334864, 2640620, 2772651, 2918580, 3168744, 3696868, 3891440, 3960930, 4621085, 5281240, 5545302, 5837160, 6337488, 7393736, 7921860, 9242170, 10562480, 11090604, 11674320, 13863255, 14787472, 15843720, 18484340, 22181208, 27726510, 31687440, 36968680, 44362416, 55453020, 73937360, 110906040, 221812080]

約数ペア:

[(1, 221812080), (2, 110906040), (3, 73937360), (4, 55453020), (5, 44362416), (6, 36968680), (7, 31687440), (8, 27726510), (10, 22181208), (12, 18484340), (14, 15843720), (15, 14787472), (16, 13863255), (19, 11674320), (20, 11090604), (21, 10562480), (24, 9242170), (28, 7921860), (30, 7393736), (35, 6337488), (38, 5837160), (40, 5545302), (42, 5281240), (48, 4621085), (56, 3960930), (57, 3891440), (60, 3696868), (70, 3168744), (76, 2918580), (80, 2772651), (84, 2640620), (95, 2334864), (105, 2112496), (112, 1980465), (114, 1945720), (120, 1848434), (133, 1667760), (140, 1584372), (152, 1459290), (168, 1320310), (190, 1167432), (210, 1056248), (228, 972860), (240, 924217), (266, 833880), (280, 792186), (285, 778288), (304, 729645), (336, 660155), (380, 583716), (399, 555920), (420, 528124), (456, 486430), (532, 416940), (560, 396093), (570, 389144), (665, 333552), (760, 291858), (798, 277960), (840, 264062), (912, 243215), (1064, 208470), (1140, 194572), (1330, 166776), (1520, 145929), (1596, 138980), (1680, 132031), (1995, 111184), (2128, 104235), (2280, 97286), (2660, 83388), (3192, 69490), (3990, 55592), (4560, 48643), (5320, 41694), (6384, 34745), (6949, 31920), (7980, 27796), (10640, 20847), (13898, 15960)]