218880984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 667491840

約数和(自身を除く): 448610856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 173, 204, 238, 346, 357, 408, 443, 476, 519, 692, 714, 886, 952, 1038, 1211, 1329, 1384, 1428, 1772, 2076, 2422, 2658, 2856, 2941, 3101, 3544, 3633, 4152, 4844, 5316, 5882, 6202, 7266, 7531, 8823, 9303, 9688, 10632, 11764, 12404, 14532, 15062, 17646, 18606, 20587, 22593, 23528, 24808, 29064, 30124, 35292, 37212, 41174, 45186, 52717, 60248, 61761, 70584, 74424, 76639, 82348, 90372, 105434, 123522, 153278, 158151, 164696, 180744, 210868, 229917, 247044, 306556, 316302, 421736, 459834, 494088, 536473, 613112, 632604, 919668, 1072946, 1265208, 1302863, 1609419, 1839336, 2145892, 2605726, 3218838, 3908589, 4291784, 5211452, 6437676, 7817178, 9120041, 10422904, 12875352, 15634356, 18240082, 27360123, 31268712, 36480164, 54720246, 72960328, 109440492, 218880984]

約数ペア:

[(1, 218880984), (2, 109440492), (3, 72960328), (4, 54720246), (6, 36480164), (7, 31268712), (8, 27360123), (12, 18240082), (14, 15634356), (17, 12875352), (21, 10422904), (24, 9120041), (28, 7817178), (34, 6437676), (42, 5211452), (51, 4291784), (56, 3908589), (68, 3218838), (84, 2605726), (102, 2145892), (119, 1839336), (136, 1609419), (168, 1302863), (173, 1265208), (204, 1072946), (238, 919668), (346, 632604), (357, 613112), (408, 536473), (443, 494088), (476, 459834), (519, 421736), (692, 316302), (714, 306556), (886, 247044), (952, 229917), (1038, 210868), (1211, 180744), (1329, 164696), (1384, 158151), (1428, 153278), (1772, 123522), (2076, 105434), (2422, 90372), (2658, 82348), (2856, 76639), (2941, 74424), (3101, 70584), (3544, 61761), (3633, 60248), (4152, 52717), (4844, 45186), (5316, 41174), (5882, 37212), (6202, 35292), (7266, 30124), (7531, 29064), (8823, 24808), (9303, 23528), (9688, 22593), (10632, 20587), (11764, 18606), (12404, 17646), (14532, 15062)]