728743288

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:730

約数の個数: 128

約数和(自身を含む): 1774080000

約数和(自身を除く): 1045336712

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 124, 182, 196, 217, 248, 343, 364, 392, 403, 434, 637, 659, 686, 728, 806, 868, 1274, 1318, 1372, 1519, 1612, 1736, 2548, 2636, 2744, 2821, 3038, 3224, 4459, 4613, 5096, 5272, 5642, 6076, 8567, 8918, 9226, 10633, 11284, 12152, 17134, 17836, 18452, 19747, 20429, 21266, 22568, 32291, 34268, 35672, 36904, 39494, 40858, 42532, 59969, 64582, 68536, 78988, 81716, 85064, 119938, 129164, 138229, 143003, 157976, 163432, 226037, 239876, 258328, 265577, 276458, 286006, 419783, 452074, 479752, 531154, 552916, 572012, 839566, 904148, 1001021, 1062308, 1105832, 1144024, 1679132, 1808296, 1859039, 2002042, 2124616, 2938481, 3358264, 3718078, 4004084, 5876962, 7007147, 7436156, 8008168, 11753924, 13013273, 14014294, 14872312, 23507848, 26026546, 28028588, 52053092, 56057176, 91092911, 104106184, 182185822, 364371644, 728743288]

約数ペア:

[(1, 728743288), (2, 364371644), (4, 182185822), (7, 104106184), (8, 91092911), (13, 56057176), (14, 52053092), (26, 28028588), (28, 26026546), (31, 23507848), (49, 14872312), (52, 14014294), (56, 13013273), (62, 11753924), (91, 8008168), (98, 7436156), (104, 7007147), (124, 5876962), (182, 4004084), (196, 3718078), (217, 3358264), (248, 2938481), (343, 2124616), (364, 2002042), (392, 1859039), (403, 1808296), (434, 1679132), (637, 1144024), (659, 1105832), (686, 1062308), (728, 1001021), (806, 904148), (868, 839566), (1274, 572012), (1318, 552916), (1372, 531154), (1519, 479752), (1612, 452074), (1736, 419783), (2548, 286006), (2636, 276458), (2744, 265577), (2821, 258328), (3038, 239876), (3224, 226037), (4459, 163432), (4613, 157976), (5096, 143003), (5272, 138229), (5642, 129164), (6076, 119938), (8567, 85064), (8918, 81716), (9226, 78988), (10633, 68536), (11284, 64582), (12152, 59969), (17134, 42532), (17836, 40858), (18452, 39494), (19747, 36904), (20429, 35672), (21266, 34268), (22568, 32291)]