638065064

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 1553664000

約数和(自身を除く): 915598936

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, 577, 637, 686, 728, 806, 868, 1154, 1274, 1372, 1519, 1612, 1736, 2308, 2548, 2744, 2821, 3038, 3224, 4039, 4459, 4616, 5096, 5642, 6076, 7501, 8078, 8918, 10633, 11284, 12152, 15002, 16156, 17836, 17887, 19747, 21266, 22568, 28273, 30004, 32312, 35672, 35774, 39494, 42532, 52507, 56546, 60008, 71548, 78988, 85064, 105014, 113092, 125209, 138229, 143096, 157976, 197911, 210028, 226184, 232531, 250418, 276458, 367549, 395822, 420056, 465062, 500836, 552916, 735098, 791644, 876463, 930124, 1001672, 1105832, 1470196, 1583288, 1627717, 1752926, 1860248, 2572843, 2940392, 3255434, 3505852, 5145686, 6135241, 6510868, 7011704, 10291372, 11394019, 12270482, 13021736, 20582744, 22788038, 24540964, 45576076, 49081928, 79758133, 91152152, 159516266, 319032532, 638065064]

約数ペア:

[(1, 638065064), (2, 319032532), (4, 159516266), (7, 91152152), (8, 79758133), (13, 49081928), (14, 45576076), (26, 24540964), (28, 22788038), (31, 20582744), (49, 13021736), (52, 12270482), (56, 11394019), (62, 10291372), (91, 7011704), (98, 6510868), (104, 6135241), (124, 5145686), (182, 3505852), (196, 3255434), (217, 2940392), (248, 2572843), (343, 1860248), (364, 1752926), (392, 1627717), (403, 1583288), (434, 1470196), (577, 1105832), (637, 1001672), (686, 930124), (728, 876463), (806, 791644), (868, 735098), (1154, 552916), (1274, 500836), (1372, 465062), (1519, 420056), (1612, 395822), (1736, 367549), (2308, 276458), (2548, 250418), (2744, 232531), (2821, 226184), (3038, 210028), (3224, 197911), (4039, 157976), (4459, 143096), (4616, 138229), (5096, 125209), (5642, 113092), (6076, 105014), (7501, 85064), (8078, 78988), (8918, 71548), (10633, 60008), (11284, 56546), (12152, 52507), (15002, 42532), (16156, 39494), (17836, 35774), (17887, 35672), (19747, 32312), (21266, 30004), (22568, 28273)]