391515120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2005

約数の個数: 200

約数和(自身を含む): 1404374400

約数和(自身を除く): 1012859280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 248, 270, 279, 310, 324, 360, 372, 405, 432, 465, 496, 540, 558, 620, 648, 720, 744, 810, 837, 930, 1080, 1116, 1240, 1296, 1395, 1488, 1620, 1674, 1860, 1949, 2160, 2232, 2480, 2511, 2790, 3240, 3348, 3720, 3898, 4185, 4464, 5022, 5580, 5847, 6480, 6696, 7440, 7796, 8370, 9745, 10044, 11160, 11694, 12555, 13392, 15592, 16740, 17541, 19490, 20088, 22320, 23388, 25110, 29235, 31184, 33480, 35082, 38980, 40176, 46776, 50220, 52623, 58470, 60419, 66960, 70164, 77960, 87705, 93552, 100440, 105246, 116940, 120838, 140328, 155920, 157869, 175410, 181257, 200880, 210492, 233880, 241676, 263115, 280656, 302095, 315738, 350820, 362514, 420984, 467760, 483352, 526230, 543771, 604190, 631476, 701640, 725028, 789345, 841968, 906285, 966704, 1052460, 1087542, 1208380, 1262952, 1403280, 1450056, 1578690, 1631313, 1812570, 2104920, 2175084, 2416760, 2525904, 2718855, 2900112, 3157380, 3262626, 3625140, 4209840, 4350168, 4833520, 4893939, 5437710, 6314760, 6525252, 7250280, 8156565, 8700336, 9787878, 10875420, 12629520, 13050504, 14500560, 16313130, 19575756, 21750840, 24469695, 26101008, 32626260, 39151512, 43501680, 48939390, 65252520, 78303024, 97878780, 130505040, 195757560, 391515120]

約数ペア:

[(1, 391515120), (2, 195757560), (3, 130505040), (4, 97878780), (5, 78303024), (6, 65252520), (8, 48939390), (9, 43501680), (10, 39151512), (12, 32626260), (15, 26101008), (16, 24469695), (18, 21750840), (20, 19575756), (24, 16313130), (27, 14500560), (30, 13050504), (31, 12629520), (36, 10875420), (40, 9787878), (45, 8700336), (48, 8156565), (54, 7250280), (60, 6525252), (62, 6314760), (72, 5437710), (80, 4893939), (81, 4833520), (90, 4350168), (93, 4209840), (108, 3625140), (120, 3262626), (124, 3157380), (135, 2900112), (144, 2718855), (155, 2525904), (162, 2416760), (180, 2175084), (186, 2104920), (216, 1812570), (240, 1631313), (248, 1578690), (270, 1450056), (279, 1403280), (310, 1262952), (324, 1208380), (360, 1087542), (372, 1052460), (405, 966704), (432, 906285), (465, 841968), (496, 789345), (540, 725028), (558, 701640), (620, 631476), (648, 604190), (720, 543771), (744, 526230), (810, 483352), (837, 467760), (930, 420984), (1080, 362514), (1116, 350820), (1240, 315738), (1296, 302095), (1395, 280656), (1488, 263115), (1620, 241676), (1674, 233880), (1860, 210492), (1949, 200880), (2160, 181257), (2232, 175410), (2480, 157869), (2511, 155920), (2790, 140328), (3240, 120838), (3348, 116940), (3720, 105246), (3898, 100440), (4185, 93552), (4464, 87705), (5022, 77960), (5580, 70164), (5847, 66960), (6480, 60419), (6696, 58470), (7440, 52623), (7796, 50220), (8370, 46776), (9745, 40176), (10044, 38980), (11160, 35082), (11694, 33480), (12555, 31184), (13392, 29235), (15592, 25110), (16740, 23388), (17541, 22320), (19490, 20088)]