721501344

素因数分解:

$2^5\times 3^4\times {\mathrm{173}}^1\times {\mathrm{1609}}^1$

素因数の和:1804

約数の個数: 120

約数和(自身を含む): 2135507220

約数和(自身を除く): 1414005876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 173, 216, 288, 324, 346, 432, 519, 648, 692, 864, 1038, 1296, 1384, 1557, 1609, 2076, 2592, 2768, 3114, 3218, 4152, 4671, 4827, 5536, 6228, 6436, 8304, 9342, 9654, 12456, 12872, 14013, 14481, 16608, 18684, 19308, 24912, 25744, 28026, 28962, 37368, 38616, 43443, 49824, 51488, 56052, 57924, 74736, 77232, 86886, 112104, 115848, 130329, 149472, 154464, 173772, 224208, 231696, 260658, 278357, 347544, 448416, 463392, 521316, 556714, 695088, 835071, 1042632, 1113428, 1390176, 1670142, 2085264, 2226856, 2505213, 3340284, 4170528, 4453712, 5010426, 6680568, 7515639, 8907424, 10020852, 13361136, 15031278, 20041704, 22546917, 26722272, 30062556, 40083408, 45093834, 60125112, 80166816, 90187668, 120250224, 180375336, 240500448, 360750672, 721501344]

約数ペア:

[(1, 721501344), (2, 360750672), (3, 240500448), (4, 180375336), (6, 120250224), (8, 90187668), (9, 80166816), (12, 60125112), (16, 45093834), (18, 40083408), (24, 30062556), (27, 26722272), (32, 22546917), (36, 20041704), (48, 15031278), (54, 13361136), (72, 10020852), (81, 8907424), (96, 7515639), (108, 6680568), (144, 5010426), (162, 4453712), (173, 4170528), (216, 3340284), (288, 2505213), (324, 2226856), (346, 2085264), (432, 1670142), (519, 1390176), (648, 1113428), (692, 1042632), (864, 835071), (1038, 695088), (1296, 556714), (1384, 521316), (1557, 463392), (1609, 448416), (2076, 347544), (2592, 278357), (2768, 260658), (3114, 231696), (3218, 224208), (4152, 173772), (4671, 154464), (4827, 149472), (5536, 130329), (6228, 115848), (6436, 112104), (8304, 86886), (9342, 77232), (9654, 74736), (12456, 57924), (12872, 56052), (14013, 51488), (14481, 49824), (16608, 43443), (18684, 38616), (19308, 37368), (24912, 28962), (25744, 28026)]