385860720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{239}}^1$

素因数の和:324

約数の個数: 240

約数和(自身を含む): 1418480640

約数和(自身を除く): 1032619920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 239, 240, 248, 280, 310, 336, 372, 420, 434, 465, 478, 496, 560, 620, 651, 717, 744, 840, 868, 930, 956, 961, 1085, 1195, 1240, 1302, 1434, 1488, 1673, 1680, 1736, 1860, 1912, 1922, 2170, 2390, 2480, 2604, 2868, 2883, 3255, 3346, 3472, 3585, 3720, 3824, 3844, 4340, 4780, 4805, 5019, 5208, 5736, 5766, 6510, 6692, 6727, 7170, 7409, 7440, 7688, 8365, 8680, 9560, 9610, 10038, 10416, 11472, 11532, 13020, 13384, 13454, 14340, 14415, 14818, 15376, 16730, 17360, 19120, 19220, 20076, 20181, 22227, 23064, 25095, 26040, 26768, 26908, 28680, 28830, 29636, 33460, 33635, 37045, 38440, 40152, 40362, 44454, 46128, 50190, 51863, 52080, 53816, 57360, 57660, 59272, 66920, 67270, 74090, 76880, 80304, 80724, 88908, 100380, 100905, 103726, 107632, 111135, 115320, 118544, 133840, 134540, 148180, 155589, 161448, 177816, 200760, 201810, 207452, 222270, 229679, 230640, 259315, 269080, 296360, 311178, 322896, 355632, 401520, 403620, 414904, 444540, 459358, 518630, 538160, 592720, 622356, 689037, 777945, 807240, 829808, 889080, 918716, 1037260, 1148395, 1244712, 1378074, 1555890, 1607753, 1614480, 1778160, 1837432, 2074520, 2296790, 2489424, 2756148, 3111780, 3215506, 3445185, 3674864, 4149040, 4593580, 4823259, 5512296, 6223560, 6431012, 6890370, 8038765, 9187160, 9646518, 11024592, 12447120, 12862024, 13780740, 16077530, 18374320, 19293036, 24116295, 25724048, 27561480, 32155060, 38586072, 48232590, 55122960, 64310120, 77172144, 96465180, 128620240, 192930360, 385860720]

約数ペア:

[(1, 385860720), (2, 192930360), (3, 128620240), (4, 96465180), (5, 77172144), (6, 64310120), (7, 55122960), (8, 48232590), (10, 38586072), (12, 32155060), (14, 27561480), (15, 25724048), (16, 24116295), (20, 19293036), (21, 18374320), (24, 16077530), (28, 13780740), (30, 12862024), (31, 12447120), (35, 11024592), (40, 9646518), (42, 9187160), (48, 8038765), (56, 6890370), (60, 6431012), (62, 6223560), (70, 5512296), (80, 4823259), (84, 4593580), (93, 4149040), (105, 3674864), (112, 3445185), (120, 3215506), (124, 3111780), (140, 2756148), (155, 2489424), (168, 2296790), (186, 2074520), (210, 1837432), (217, 1778160), (239, 1614480), (240, 1607753), (248, 1555890), (280, 1378074), (310, 1244712), (336, 1148395), (372, 1037260), (420, 918716), (434, 889080), (465, 829808), (478, 807240), (496, 777945), (560, 689037), (620, 622356), (651, 592720), (717, 538160), (744, 518630), (840, 459358), (868, 444540), (930, 414904), (956, 403620), (961, 401520), (1085, 355632), (1195, 322896), (1240, 311178), (1302, 296360), (1434, 269080), (1488, 259315), (1673, 230640), (1680, 229679), (1736, 222270), (1860, 207452), (1912, 201810), (1922, 200760), (2170, 177816), (2390, 161448), (2480, 155589), (2604, 148180), (2868, 134540), (2883, 133840), (3255, 118544), (3346, 115320), (3472, 111135), (3585, 107632), (3720, 103726), (3824, 100905), (3844, 100380), (4340, 88908), (4780, 80724), (4805, 80304), (5019, 76880), (5208, 74090), (5736, 67270), (5766, 66920), (6510, 59272), (6692, 57660), (6727, 57360), (7170, 53816), (7409, 52080), (7440, 51863), (7688, 50190), (8365, 46128), (8680, 44454), (9560, 40362), (9610, 40152), (10038, 38440), (10416, 37045), (11472, 33635), (11532, 33460), (13020, 29636), (13384, 28830), (13454, 28680), (14340, 26908), (14415, 26768), (14818, 26040), (15376, 25095), (16730, 23064), (17360, 22227), (19120, 20181), (19220, 20076)]