259331280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1933}}^1$

素因数の和:2005

約数の個数: 160

約数和(自身を含む): 886359936

約数和(自身を除く): 627028656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 104, 120, 129, 130, 156, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 430, 516, 520, 559, 624, 645, 688, 780, 860, 1032, 1040, 1118, 1290, 1560, 1677, 1720, 1933, 2064, 2236, 2580, 2795, 3120, 3354, 3440, 3866, 4472, 5160, 5590, 5799, 6708, 7732, 8385, 8944, 9665, 10320, 11180, 11598, 13416, 15464, 16770, 19330, 22360, 23196, 25129, 26832, 28995, 30928, 33540, 38660, 44720, 46392, 50258, 57990, 67080, 75387, 77320, 83119, 92784, 100516, 115980, 125645, 134160, 150774, 154640, 166238, 201032, 231960, 249357, 251290, 301548, 332476, 376935, 402064, 415595, 463920, 498714, 502580, 603096, 664952, 753870, 831190, 997428, 1005160, 1080547, 1206192, 1246785, 1329904, 1507740, 1662380, 1994856, 2010320, 2161094, 2493570, 3015480, 3241641, 3324760, 3989712, 4322188, 4987140, 5402735, 6030960, 6483282, 6649520, 8644376, 9974280, 10805470, 12966564, 16208205, 17288752, 19948560, 21610940, 25933128, 32416410, 43221880, 51866256, 64832820, 86443760, 129665640, 259331280]

約数ペア:

[(1, 259331280), (2, 129665640), (3, 86443760), (4, 64832820), (5, 51866256), (6, 43221880), (8, 32416410), (10, 25933128), (12, 21610940), (13, 19948560), (15, 17288752), (16, 16208205), (20, 12966564), (24, 10805470), (26, 9974280), (30, 8644376), (39, 6649520), (40, 6483282), (43, 6030960), (48, 5402735), (52, 4987140), (60, 4322188), (65, 3989712), (78, 3324760), (80, 3241641), (86, 3015480), (104, 2493570), (120, 2161094), (129, 2010320), (130, 1994856), (156, 1662380), (172, 1507740), (195, 1329904), (208, 1246785), (215, 1206192), (240, 1080547), (258, 1005160), (260, 997428), (312, 831190), (344, 753870), (390, 664952), (430, 603096), (516, 502580), (520, 498714), (559, 463920), (624, 415595), (645, 402064), (688, 376935), (780, 332476), (860, 301548), (1032, 251290), (1040, 249357), (1118, 231960), (1290, 201032), (1560, 166238), (1677, 154640), (1720, 150774), (1933, 134160), (2064, 125645), (2236, 115980), (2580, 100516), (2795, 92784), (3120, 83119), (3354, 77320), (3440, 75387), (3866, 67080), (4472, 57990), (5160, 50258), (5590, 46392), (5799, 44720), (6708, 38660), (7732, 33540), (8385, 30928), (8944, 28995), (9665, 26832), (10320, 25129), (11180, 23196), (11598, 22360), (13416, 19330), (15464, 16770)]