42804720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:197

約数の個数: 320

約数和(自身を含む): 178560000

約数和(自身を除く): 135755280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 149, 152, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 298, 304, 315, 336, 342, 360, 378, 380, 399, 420, 432, 447, 456, 504, 513, 532, 540, 560, 570, 596, 630, 665, 684, 720, 745, 756, 760, 798, 840, 855, 894, 912, 945, 1008, 1026, 1043, 1064, 1080, 1140, 1192, 1197, 1260, 1330, 1341, 1368, 1490, 1512, 1520, 1596, 1680, 1710, 1788, 1890, 1995, 2052, 2086, 2128, 2160, 2235, 2280, 2384, 2394, 2520, 2565, 2660, 2682, 2736, 2831, 2980, 3024, 3129, 3192, 3420, 3576, 3591, 3780, 3990, 4023, 4104, 4172, 4470, 4560, 4788, 5040, 5130, 5215, 5320, 5364, 5662, 5960, 5985, 6258, 6384, 6705, 6840, 7152, 7182, 7560, 7980, 8046, 8208, 8344, 8493, 8940, 9387, 9576, 10260, 10430, 10640, 10728, 11324, 11920, 11970, 12516, 13410, 13680, 14155, 14364, 15120, 15645, 15960, 16092, 16688, 16986, 17880, 17955, 18774, 19152, 19817, 20115, 20520, 20860, 21456, 22648, 23940, 25032, 25479, 26820, 28161, 28310, 28728, 31290, 31920, 32184, 33972, 35760, 35910, 37548, 39634, 40230, 41040, 41720, 42465, 45296, 46935, 47880, 50064, 50958, 53640, 56322, 56620, 57456, 59451, 62580, 64368, 67944, 71820, 75096, 76437, 79268, 80460, 83440, 84930, 93870, 95760, 99085, 101916, 107280, 112644, 113240, 118902, 125160, 127395, 135888, 140805, 143640, 150192, 152874, 158536, 160920, 169860, 178353, 187740, 198170, 203832, 225288, 226480, 237804, 250320, 254790, 281610, 287280, 297255, 305748, 317072, 321840, 339720, 356706, 375480, 382185, 396340, 407664, 450576, 475608, 509580, 535059, 563220, 594510, 611496, 679440, 713412, 750960, 764370, 792680, 891765, 951216, 1019160, 1070118, 1126440, 1189020, 1222992, 1426824, 1528740, 1585360, 1783530, 2038320, 2140236, 2252880, 2378040, 2675295, 2853648, 3057480, 3567060, 4280472, 4756080, 5350590, 6114960, 7134120, 8560944, 10701180, 14268240, 21402360, 42804720]

約数ペア:

[(1, 42804720), (2, 21402360), (3, 14268240), (4, 10701180), (5, 8560944), (6, 7134120), (7, 6114960), (8, 5350590), (9, 4756080), (10, 4280472), (12, 3567060), (14, 3057480), (15, 2853648), (16, 2675295), (18, 2378040), (19, 2252880), (20, 2140236), (21, 2038320), (24, 1783530), (27, 1585360), (28, 1528740), (30, 1426824), (35, 1222992), (36, 1189020), (38, 1126440), (40, 1070118), (42, 1019160), (45, 951216), (48, 891765), (54, 792680), (56, 764370), (57, 750960), (60, 713412), (63, 679440), (70, 611496), (72, 594510), (76, 563220), (80, 535059), (84, 509580), (90, 475608), (95, 450576), (105, 407664), (108, 396340), (112, 382185), (114, 375480), (120, 356706), (126, 339720), (133, 321840), (135, 317072), (140, 305748), (144, 297255), (149, 287280), (152, 281610), (168, 254790), (171, 250320), (180, 237804), (189, 226480), (190, 225288), (210, 203832), (216, 198170), (228, 187740), (240, 178353), (252, 169860), (266, 160920), (270, 158536), (280, 152874), (285, 150192), (298, 143640), (304, 140805), (315, 135888), (336, 127395), (342, 125160), (360, 118902), (378, 113240), (380, 112644), (399, 107280), (420, 101916), (432, 99085), (447, 95760), (456, 93870), (504, 84930), (513, 83440), (532, 80460), (540, 79268), (560, 76437), (570, 75096), (596, 71820), (630, 67944), (665, 64368), (684, 62580), (720, 59451), (745, 57456), (756, 56620), (760, 56322), (798, 53640), (840, 50958), (855, 50064), (894, 47880), (912, 46935), (945, 45296), (1008, 42465), (1026, 41720), (1043, 41040), (1064, 40230), (1080, 39634), (1140, 37548), (1192, 35910), (1197, 35760), (1260, 33972), (1330, 32184), (1341, 31920), (1368, 31290), (1490, 28728), (1512, 28310), (1520, 28161), (1596, 26820), (1680, 25479), (1710, 25032), (1788, 23940), (1890, 22648), (1995, 21456), (2052, 20860), (2086, 20520), (2128, 20115), (2160, 19817), (2235, 19152), (2280, 18774), (2384, 17955), (2394, 17880), (2520, 16986), (2565, 16688), (2660, 16092), (2682, 15960), (2736, 15645), (2831, 15120), (2980, 14364), (3024, 14155), (3129, 13680), (3192, 13410), (3420, 12516), (3576, 11970), (3591, 11920), (3780, 11324), (3990, 10728), (4023, 10640), (4104, 10430), (4172, 10260), (4470, 9576), (4560, 9387), (4788, 8940), (5040, 8493), (5130, 8344), (5215, 8208), (5320, 8046), (5364, 7980), (5662, 7560), (5960, 7182), (5985, 7152), (6258, 6840), (6384, 6705)]