205121644

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1$

素因数の和:292

約数の個数: 108

約数和(自身を含む): 476731584

約数和(自身を除く): 271609940

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 182, 196, 223, 247, 266, 361, 364, 446, 494, 532, 637, 722, 892, 931, 988, 1274, 1444, 1561, 1729, 1862, 2527, 2548, 2899, 3122, 3458, 3724, 4237, 4693, 5054, 5798, 6244, 6916, 8474, 9386, 10108, 10927, 11596, 12103, 16948, 17689, 18772, 20293, 21854, 24206, 29659, 32851, 35378, 40586, 43708, 48412, 55081, 59318, 65702, 70756, 80503, 81172, 110162, 118636, 131404, 142051, 161006, 207613, 220324, 229957, 284102, 322012, 385567, 415226, 459914, 563521, 568204, 771134, 830452, 919828, 1046539, 1127042, 1542268, 2093078, 2254084, 2698969, 3944647, 4186156, 5397938, 7325773, 7889294, 10795876, 14651546, 15778588, 29303092, 51280411, 102560822, 205121644]

約数ペア:

[(1, 205121644), (2, 102560822), (4, 51280411), (7, 29303092), (13, 15778588), (14, 14651546), (19, 10795876), (26, 7889294), (28, 7325773), (38, 5397938), (49, 4186156), (52, 3944647), (76, 2698969), (91, 2254084), (98, 2093078), (133, 1542268), (182, 1127042), (196, 1046539), (223, 919828), (247, 830452), (266, 771134), (361, 568204), (364, 563521), (446, 459914), (494, 415226), (532, 385567), (637, 322012), (722, 284102), (892, 229957), (931, 220324), (988, 207613), (1274, 161006), (1444, 142051), (1561, 131404), (1729, 118636), (1862, 110162), (2527, 81172), (2548, 80503), (2899, 70756), (3122, 65702), (3458, 59318), (3724, 55081), (4237, 48412), (4693, 43708), (5054, 40586), (5798, 35378), (6244, 32851), (6916, 29659), (8474, 24206), (9386, 21854), (10108, 20293), (10927, 18772), (11596, 17689), (12103, 16948)]