265744960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:660

約数の個数: 112

約数和(自身を含む): 688214016

約数和(自身を除く): 422469056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 130, 160, 208, 254, 260, 320, 416, 503, 508, 520, 635, 832, 1006, 1016, 1040, 1270, 1651, 2012, 2032, 2080, 2515, 2540, 3302, 4024, 4064, 4160, 5030, 5080, 6539, 6604, 8048, 8128, 8255, 10060, 10160, 13078, 13208, 16096, 16510, 20120, 20320, 26156, 26416, 32192, 32695, 33020, 40240, 40640, 52312, 52832, 63881, 65390, 66040, 80480, 104624, 105664, 127762, 130780, 132080, 160960, 209248, 255524, 261560, 264160, 319405, 418496, 511048, 523120, 528320, 638810, 830453, 1022096, 1046240, 1277620, 1660906, 2044192, 2092480, 2555240, 3321812, 4088384, 4152265, 5110480, 6643624, 8304530, 10220960, 13287248, 16609060, 20441920, 26574496, 33218120, 53148992, 66436240, 132872480, 265744960]

約数ペア:

[(1, 265744960), (2, 132872480), (4, 66436240), (5, 53148992), (8, 33218120), (10, 26574496), (13, 20441920), (16, 16609060), (20, 13287248), (26, 10220960), (32, 8304530), (40, 6643624), (52, 5110480), (64, 4152265), (65, 4088384), (80, 3321812), (104, 2555240), (127, 2092480), (130, 2044192), (160, 1660906), (208, 1277620), (254, 1046240), (260, 1022096), (320, 830453), (416, 638810), (503, 528320), (508, 523120), (520, 511048), (635, 418496), (832, 319405), (1006, 264160), (1016, 261560), (1040, 255524), (1270, 209248), (1651, 160960), (2012, 132080), (2032, 130780), (2080, 127762), (2515, 105664), (2540, 104624), (3302, 80480), (4024, 66040), (4064, 65390), (4160, 63881), (5030, 52832), (5080, 52312), (6539, 40640), (6604, 40240), (8048, 33020), (8128, 32695), (8255, 32192), (10060, 26416), (10160, 26156), (13078, 20320), (13208, 20120), (16096, 16510)]