864557570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 1796256000

約数和(自身を除く): 931698430

約数列:

[1, 2, 5, 10, 19, 29, 38, 41, 43, 58, 82, 86, 89, 95, 145, 178, 190, 205, 215, 290, 410, 430, 445, 551, 779, 817, 890, 1102, 1189, 1247, 1558, 1634, 1691, 1763, 2378, 2494, 2581, 2755, 3382, 3526, 3649, 3827, 3895, 4085, 5162, 5510, 5945, 6235, 7298, 7654, 7790, 8170, 8455, 8815, 11890, 12470, 12905, 16910, 17630, 18245, 19135, 22591, 23693, 25810, 33497, 36490, 38270, 45182, 47386, 49039, 51127, 66994, 69331, 72713, 98078, 102254, 105821, 110983, 112955, 118465, 138662, 145426, 156907, 167485, 211642, 221966, 225910, 236930, 245195, 255635, 313814, 334970, 346655, 363565, 490390, 511270, 529105, 554915, 693310, 727130, 784535, 971413, 1058210, 1109830, 1569070, 1942826, 2010599, 2108677, 2981233, 4021198, 4217354, 4550303, 4857065, 5962466, 9100606, 9714130, 10052995, 10543385, 14906165, 20105990, 21086770, 22751515, 29812330, 45503030, 86455757, 172911514, 432278785, 864557570]

約数ペア:

[(1, 864557570), (2, 432278785), (5, 172911514), (10, 86455757), (19, 45503030), (29, 29812330), (38, 22751515), (41, 21086770), (43, 20105990), (58, 14906165), (82, 10543385), (86, 10052995), (89, 9714130), (95, 9100606), (145, 5962466), (178, 4857065), (190, 4550303), (205, 4217354), (215, 4021198), (290, 2981233), (410, 2108677), (430, 2010599), (445, 1942826), (551, 1569070), (779, 1109830), (817, 1058210), (890, 971413), (1102, 784535), (1189, 727130), (1247, 693310), (1558, 554915), (1634, 529105), (1691, 511270), (1763, 490390), (2378, 363565), (2494, 346655), (2581, 334970), (2755, 313814), (3382, 255635), (3526, 245195), (3649, 236930), (3827, 225910), (3895, 221966), (4085, 211642), (5162, 167485), (5510, 156907), (5945, 145426), (6235, 138662), (7298, 118465), (7654, 112955), (7790, 110983), (8170, 105821), (8455, 102254), (8815, 98078), (11890, 72713), (12470, 69331), (12905, 66994), (16910, 51127), (17630, 49039), (18245, 47386), (19135, 45182), (22591, 38270), (23693, 36490), (25810, 33497)]