239707440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:464

約数の個数: 240

約数和(自身を含む): 928512000

約数和(自身を除く): 688804560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 199, 210, 239, 240, 252, 280, 315, 336, 360, 398, 420, 478, 504, 560, 597, 630, 717, 720, 796, 840, 956, 995, 1008, 1194, 1195, 1260, 1393, 1434, 1592, 1673, 1680, 1791, 1912, 1990, 2151, 2388, 2390, 2520, 2786, 2868, 2985, 3184, 3346, 3582, 3585, 3824, 3980, 4179, 4302, 4776, 4780, 5019, 5040, 5572, 5736, 5970, 6692, 6965, 7164, 7170, 7960, 8358, 8365, 8604, 8955, 9552, 9560, 10038, 10755, 11144, 11472, 11940, 12537, 13384, 13930, 14328, 14340, 15057, 15920, 16716, 16730, 17208, 17910, 19120, 20076, 20895, 21510, 22288, 23880, 25074, 25095, 26768, 27860, 28656, 28680, 30114, 33432, 33460, 34416, 35820, 40152, 41790, 43020, 47561, 47760, 50148, 50190, 55720, 57360, 60228, 62685, 66864, 66920, 71640, 75285, 80304, 83580, 86040, 95122, 100296, 100380, 111440, 120456, 125370, 133840, 142683, 143280, 150570, 167160, 172080, 190244, 200592, 200760, 237805, 240912, 250740, 285366, 301140, 332927, 334320, 380488, 401520, 428049, 475610, 501480, 570732, 602280, 665854, 713415, 760976, 856098, 951220, 998781, 1002960, 1141464, 1204560, 1331708, 1426830, 1664635, 1712196, 1902440, 1997562, 2140245, 2282928, 2663416, 2853660, 2996343, 3329270, 3424392, 3804880, 3995124, 4280490, 4993905, 5326832, 5707320, 5992686, 6658540, 6848784, 7990248, 8560980, 9987810, 11414640, 11985372, 13317080, 14981715, 15980496, 17121960, 19975620, 23970744, 26634160, 29963430, 34243920, 39951240, 47941488, 59926860, 79902480, 119853720, 239707440]

約数ペア:

[(1, 239707440), (2, 119853720), (3, 79902480), (4, 59926860), (5, 47941488), (6, 39951240), (7, 34243920), (8, 29963430), (9, 26634160), (10, 23970744), (12, 19975620), (14, 17121960), (15, 15980496), (16, 14981715), (18, 13317080), (20, 11985372), (21, 11414640), (24, 9987810), (28, 8560980), (30, 7990248), (35, 6848784), (36, 6658540), (40, 5992686), (42, 5707320), (45, 5326832), (48, 4993905), (56, 4280490), (60, 3995124), (63, 3804880), (70, 3424392), (72, 3329270), (80, 2996343), (84, 2853660), (90, 2663416), (105, 2282928), (112, 2140245), (120, 1997562), (126, 1902440), (140, 1712196), (144, 1664635), (168, 1426830), (180, 1331708), (199, 1204560), (210, 1141464), (239, 1002960), (240, 998781), (252, 951220), (280, 856098), (315, 760976), (336, 713415), (360, 665854), (398, 602280), (420, 570732), (478, 501480), (504, 475610), (560, 428049), (597, 401520), (630, 380488), (717, 334320), (720, 332927), (796, 301140), (840, 285366), (956, 250740), (995, 240912), (1008, 237805), (1194, 200760), (1195, 200592), (1260, 190244), (1393, 172080), (1434, 167160), (1592, 150570), (1673, 143280), (1680, 142683), (1791, 133840), (1912, 125370), (1990, 120456), (2151, 111440), (2388, 100380), (2390, 100296), (2520, 95122), (2786, 86040), (2868, 83580), (2985, 80304), (3184, 75285), (3346, 71640), (3582, 66920), (3585, 66864), (3824, 62685), (3980, 60228), (4179, 57360), (4302, 55720), (4776, 50190), (4780, 50148), (5019, 47760), (5040, 47561), (5572, 43020), (5736, 41790), (5970, 40152), (6692, 35820), (6965, 34416), (7164, 33460), (7170, 33432), (7960, 30114), (8358, 28680), (8365, 28656), (8604, 27860), (8955, 26768), (9552, 25095), (9560, 25074), (10038, 23880), (10755, 22288), (11144, 21510), (11472, 20895), (11940, 20076), (12537, 19120), (13384, 17910), (13930, 17208), (14328, 16730), (14340, 16716), (15057, 15920)]