448725760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:910

約数の個数: 144

約数和(自身を含む): 1250044992

約数和(自身を除く): 801319232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 128, 140, 160, 224, 244, 256, 280, 305, 320, 427, 448, 488, 560, 610, 640, 821, 854, 896, 976, 1120, 1220, 1280, 1642, 1708, 1792, 1952, 2135, 2240, 2440, 3284, 3416, 3904, 4105, 4270, 4480, 4880, 5747, 6568, 6832, 7808, 8210, 8540, 8960, 9760, 11494, 13136, 13664, 15616, 16420, 17080, 19520, 22988, 26272, 27328, 28735, 32840, 34160, 39040, 45976, 50081, 52544, 54656, 57470, 65680, 68320, 78080, 91952, 100162, 105088, 109312, 114940, 131360, 136640, 183904, 200324, 210176, 229880, 250405, 262720, 273280, 350567, 367808, 400648, 459760, 500810, 525440, 546560, 701134, 735616, 801296, 919520, 1001620, 1050880, 1402268, 1471232, 1602592, 1752835, 1839040, 2003240, 2804536, 3205184, 3505670, 3678080, 4006480, 5609072, 6410368, 7011340, 7356160, 8012960, 11218144, 12820736, 14022680, 16025920, 22436288, 28045360, 32051840, 44872576, 56090720, 64103680, 89745152, 112181440, 224362880, 448725760]

約数ペア:

[(1, 448725760), (2, 224362880), (4, 112181440), (5, 89745152), (7, 64103680), (8, 56090720), (10, 44872576), (14, 32051840), (16, 28045360), (20, 22436288), (28, 16025920), (32, 14022680), (35, 12820736), (40, 11218144), (56, 8012960), (61, 7356160), (64, 7011340), (70, 6410368), (80, 5609072), (112, 4006480), (122, 3678080), (128, 3505670), (140, 3205184), (160, 2804536), (224, 2003240), (244, 1839040), (256, 1752835), (280, 1602592), (305, 1471232), (320, 1402268), (427, 1050880), (448, 1001620), (488, 919520), (560, 801296), (610, 735616), (640, 701134), (821, 546560), (854, 525440), (896, 500810), (976, 459760), (1120, 400648), (1220, 367808), (1280, 350567), (1642, 273280), (1708, 262720), (1792, 250405), (1952, 229880), (2135, 210176), (2240, 200324), (2440, 183904), (3284, 136640), (3416, 131360), (3904, 114940), (4105, 109312), (4270, 105088), (4480, 100162), (4880, 91952), (5747, 78080), (6568, 68320), (6832, 65680), (7808, 57470), (8210, 54656), (8540, 52544), (8960, 50081), (9760, 45976), (11494, 39040), (13136, 34160), (13664, 32840), (15616, 28735), (16420, 27328), (17080, 26272), (19520, 22988)]