285934320

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{18911}}^1$

素因数の和:18940

約数の個数: 160

約数和(自身を含む): 1125642240

約数和(自身を除く): 839707920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 18911, 37822, 56733, 75644, 94555, 113466, 132377, 151288, 170199, 189110, 226932, 264754, 283665, 302576, 340398, 378220, 397131, 453864, 510597, 529508, 567330, 661885, 680796, 756440, 794262, 850995, 907728, 1021194, 1059016, 1134660, 1191393, 1323770, 1361592, 1512880, 1588524, 1701990, 1985655, 2042388, 2118032, 2269320, 2382786, 2552985, 2647540, 2723184, 3177048, 3403980, 3574179, 3971310, 4084776, 4538640, 4765572, 5105970, 5295080, 5956965, 6354096, 6807960, 7148358, 7942620, 8169552, 9531144, 10211940, 10590160, 11913930, 13615920, 14296716, 15885240, 17870895, 19062288, 20423880, 23827860, 28593432, 31770480, 35741790, 40847760, 47655720, 57186864, 71483580, 95311440, 142967160, 285934320]

約数ペア:

[(1, 285934320), (2, 142967160), (3, 95311440), (4, 71483580), (5, 57186864), (6, 47655720), (7, 40847760), (8, 35741790), (9, 31770480), (10, 28593432), (12, 23827860), (14, 20423880), (15, 19062288), (16, 17870895), (18, 15885240), (20, 14296716), (21, 13615920), (24, 11913930), (27, 10590160), (28, 10211940), (30, 9531144), (35, 8169552), (36, 7942620), (40, 7148358), (42, 6807960), (45, 6354096), (48, 5956965), (54, 5295080), (56, 5105970), (60, 4765572), (63, 4538640), (70, 4084776), (72, 3971310), (80, 3574179), (84, 3403980), (90, 3177048), (105, 2723184), (108, 2647540), (112, 2552985), (120, 2382786), (126, 2269320), (135, 2118032), (140, 2042388), (144, 1985655), (168, 1701990), (180, 1588524), (189, 1512880), (210, 1361592), (216, 1323770), (240, 1191393), (252, 1134660), (270, 1059016), (280, 1021194), (315, 907728), (336, 850995), (360, 794262), (378, 756440), (420, 680796), (432, 661885), (504, 567330), (540, 529508), (560, 510597), (630, 453864), (720, 397131), (756, 378220), (840, 340398), (945, 302576), (1008, 283665), (1080, 264754), (1260, 226932), (1512, 189110), (1680, 170199), (1890, 151288), (2160, 132377), (2520, 113466), (3024, 94555), (3780, 75644), (5040, 56733), (7560, 37822), (15120, 18911)]