297687960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:823

約数の個数: 160

約数和(自身を含む): 1009285200

約数和(自身を除く): 711597240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 139, 162, 180, 216, 270, 278, 324, 360, 405, 417, 540, 556, 648, 661, 695, 810, 834, 1080, 1112, 1251, 1322, 1390, 1620, 1668, 1983, 2085, 2502, 2644, 2780, 3240, 3305, 3336, 3753, 3966, 4170, 5004, 5288, 5560, 5949, 6255, 6610, 7506, 7932, 8340, 9915, 10008, 11259, 11898, 12510, 13220, 15012, 15864, 16680, 17847, 18765, 19830, 22518, 23796, 25020, 26440, 29745, 30024, 35694, 37530, 39660, 45036, 47592, 50040, 53541, 56295, 59490, 71388, 75060, 79320, 89235, 90072, 91879, 107082, 112590, 118980, 142776, 150120, 178470, 183758, 214164, 225180, 237960, 267705, 275637, 356940, 367516, 428328, 450360, 459395, 535410, 551274, 713880, 735032, 826911, 918790, 1070820, 1102548, 1378185, 1653822, 1837580, 2141640, 2205096, 2480733, 2756370, 3307644, 3675160, 4134555, 4961466, 5512740, 6615288, 7442199, 8269110, 9922932, 11025480, 12403665, 14884398, 16538220, 19845864, 24807330, 29768796, 33076440, 37210995, 49614660, 59537592, 74421990, 99229320, 148843980, 297687960]

約数ペア:

[(1, 297687960), (2, 148843980), (3, 99229320), (4, 74421990), (5, 59537592), (6, 49614660), (8, 37210995), (9, 33076440), (10, 29768796), (12, 24807330), (15, 19845864), (18, 16538220), (20, 14884398), (24, 12403665), (27, 11025480), (30, 9922932), (36, 8269110), (40, 7442199), (45, 6615288), (54, 5512740), (60, 4961466), (72, 4134555), (81, 3675160), (90, 3307644), (108, 2756370), (120, 2480733), (135, 2205096), (139, 2141640), (162, 1837580), (180, 1653822), (216, 1378185), (270, 1102548), (278, 1070820), (324, 918790), (360, 826911), (405, 735032), (417, 713880), (540, 551274), (556, 535410), (648, 459395), (661, 450360), (695, 428328), (810, 367516), (834, 356940), (1080, 275637), (1112, 267705), (1251, 237960), (1322, 225180), (1390, 214164), (1620, 183758), (1668, 178470), (1983, 150120), (2085, 142776), (2502, 118980), (2644, 112590), (2780, 107082), (3240, 91879), (3305, 90072), (3336, 89235), (3753, 79320), (3966, 75060), (4170, 71388), (5004, 59490), (5288, 56295), (5560, 53541), (5949, 50040), (6255, 47592), (6610, 45036), (7506, 39660), (7932, 37530), (8340, 35694), (9915, 30024), (10008, 29745), (11259, 26440), (11898, 25020), (12510, 23796), (13220, 22518), (15012, 19830), (15864, 18765), (16680, 17847)]