259668720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:764

約数の個数: 160

約数和(自身を含む): 899942400

約数和(自身を除く): 640273680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 239, 240, 270, 360, 432, 478, 503, 540, 717, 720, 956, 1006, 1080, 1195, 1434, 1509, 1912, 2012, 2151, 2160, 2390, 2515, 2868, 3018, 3585, 3824, 4024, 4302, 4527, 4780, 5030, 5736, 6036, 6453, 7170, 7545, 8048, 8604, 9054, 9560, 10060, 10755, 11472, 12072, 12906, 13581, 14340, 15090, 17208, 18108, 19120, 20120, 21510, 22635, 24144, 25812, 27162, 28680, 30180, 32265, 34416, 36216, 40240, 43020, 45270, 51624, 54324, 57360, 60360, 64530, 67905, 72432, 86040, 90540, 103248, 108648, 120217, 120720, 129060, 135810, 172080, 181080, 217296, 240434, 258120, 271620, 360651, 362160, 480868, 516240, 543240, 601085, 721302, 961736, 1081953, 1086480, 1202170, 1442604, 1803255, 1923472, 2163906, 2404340, 2885208, 3245859, 3606510, 4327812, 4808680, 5409765, 5770416, 6491718, 7213020, 8655624, 9617360, 10819530, 12983436, 14426040, 16229295, 17311248, 21639060, 25966872, 28852080, 32458590, 43278120, 51933744, 64917180, 86556240, 129834360, 259668720]

約数ペア:

[(1, 259668720), (2, 129834360), (3, 86556240), (4, 64917180), (5, 51933744), (6, 43278120), (8, 32458590), (9, 28852080), (10, 25966872), (12, 21639060), (15, 17311248), (16, 16229295), (18, 14426040), (20, 12983436), (24, 10819530), (27, 9617360), (30, 8655624), (36, 7213020), (40, 6491718), (45, 5770416), (48, 5409765), (54, 4808680), (60, 4327812), (72, 3606510), (80, 3245859), (90, 2885208), (108, 2404340), (120, 2163906), (135, 1923472), (144, 1803255), (180, 1442604), (216, 1202170), (239, 1086480), (240, 1081953), (270, 961736), (360, 721302), (432, 601085), (478, 543240), (503, 516240), (540, 480868), (717, 362160), (720, 360651), (956, 271620), (1006, 258120), (1080, 240434), (1195, 217296), (1434, 181080), (1509, 172080), (1912, 135810), (2012, 129060), (2151, 120720), (2160, 120217), (2390, 108648), (2515, 103248), (2868, 90540), (3018, 86040), (3585, 72432), (3824, 67905), (4024, 64530), (4302, 60360), (4527, 57360), (4780, 54324), (5030, 51624), (5736, 45270), (6036, 43020), (6453, 40240), (7170, 36216), (7545, 34416), (8048, 32265), (8604, 30180), (9054, 28680), (9560, 27162), (10060, 25812), (10755, 24144), (11472, 22635), (12072, 21510), (12906, 20120), (13581, 19120), (14340, 18108), (15090, 17208)]