255186720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3109}}^1$

素因数の和:3152

約数の個数: 192

約数和(自身を含む): 940464000

約数和(自身を除く): 685277280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 540, 570, 608, 684, 720, 760, 855, 864, 912, 1026, 1080, 1140, 1368, 1440, 1520, 1710, 1824, 2052, 2160, 2280, 2565, 2736, 3040, 3109, 3420, 4104, 4320, 4560, 5130, 5472, 6218, 6840, 8208, 9120, 9327, 10260, 12436, 13680, 15545, 16416, 18654, 20520, 24872, 27360, 27981, 31090, 37308, 41040, 46635, 49744, 55962, 59071, 62180, 74616, 82080, 83943, 93270, 99488, 111924, 118142, 124360, 139905, 149232, 167886, 177213, 186540, 223848, 236284, 248720, 279810, 295355, 298464, 335772, 354426, 373080, 419715, 447696, 472568, 497440, 531639, 559620, 590710, 671544, 708852, 746160, 839430, 886065, 895392, 945136, 1063278, 1119240, 1181420, 1343088, 1417704, 1492320, 1594917, 1678860, 1772130, 1890272, 2126556, 2238480, 2362840, 2658195, 2686176, 2835408, 3189834, 3357720, 3544260, 4253112, 4476960, 4725680, 5316390, 5670816, 6379668, 6715440, 7088520, 7974585, 8506224, 9451360, 10632780, 12759336, 13430880, 14177040, 15949170, 17012448, 21265560, 25518672, 28354080, 31898340, 42531120, 51037344, 63796680, 85062240, 127593360, 255186720]

約数ペア:

[(1, 255186720), (2, 127593360), (3, 85062240), (4, 63796680), (5, 51037344), (6, 42531120), (8, 31898340), (9, 28354080), (10, 25518672), (12, 21265560), (15, 17012448), (16, 15949170), (18, 14177040), (19, 13430880), (20, 12759336), (24, 10632780), (27, 9451360), (30, 8506224), (32, 7974585), (36, 7088520), (38, 6715440), (40, 6379668), (45, 5670816), (48, 5316390), (54, 4725680), (57, 4476960), (60, 4253112), (72, 3544260), (76, 3357720), (80, 3189834), (90, 2835408), (95, 2686176), (96, 2658195), (108, 2362840), (114, 2238480), (120, 2126556), (135, 1890272), (144, 1772130), (152, 1678860), (160, 1594917), (171, 1492320), (180, 1417704), (190, 1343088), (216, 1181420), (228, 1119240), (240, 1063278), (270, 945136), (285, 895392), (288, 886065), (304, 839430), (342, 746160), (360, 708852), (380, 671544), (432, 590710), (456, 559620), (480, 531639), (513, 497440), (540, 472568), (570, 447696), (608, 419715), (684, 373080), (720, 354426), (760, 335772), (855, 298464), (864, 295355), (912, 279810), (1026, 248720), (1080, 236284), (1140, 223848), (1368, 186540), (1440, 177213), (1520, 167886), (1710, 149232), (1824, 139905), (2052, 124360), (2160, 118142), (2280, 111924), (2565, 99488), (2736, 93270), (3040, 83943), (3109, 82080), (3420, 74616), (4104, 62180), (4320, 59071), (4560, 55962), (5130, 49744), (5472, 46635), (6218, 41040), (6840, 37308), (8208, 31090), (9120, 27981), (9327, 27360), (10260, 24872), (12436, 20520), (13680, 18654), (15545, 16416)]