208419696

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:324

約数の個数: 160

約数和(自身を含む): 628531200

約数和(自身を除く): 420111504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 79, 93, 108, 124, 144, 158, 186, 197, 216, 237, 248, 279, 316, 372, 394, 432, 474, 496, 558, 591, 632, 711, 744, 788, 837, 948, 1116, 1182, 1264, 1422, 1488, 1576, 1674, 1773, 1896, 2133, 2232, 2364, 2449, 2844, 3152, 3348, 3546, 3792, 4266, 4464, 4728, 4898, 5319, 5688, 6107, 6696, 7092, 7347, 8532, 9456, 9796, 10638, 11376, 12214, 13392, 14184, 14694, 15563, 17064, 18321, 19592, 21276, 22041, 24428, 28368, 29388, 31126, 34128, 36642, 39184, 42552, 44082, 46689, 48856, 54963, 58776, 62252, 66123, 73284, 85104, 88164, 93378, 97712, 109926, 117552, 124504, 132246, 140067, 146568, 164889, 176328, 186756, 219852, 249008, 264492, 280134, 293136, 329778, 352656, 373512, 420201, 439704, 482453, 528984, 560268, 659556, 747024, 840402, 879408, 964906, 1057968, 1120536, 1319112, 1447359, 1680804, 1929812, 2241072, 2638224, 2894718, 3361608, 3859624, 4342077, 5789436, 6723216, 7719248, 8684154, 11578872, 13026231, 17368308, 23157744, 26052462, 34736616, 52104924, 69473232, 104209848, 208419696]

約数ペア:

[(1, 208419696), (2, 104209848), (3, 69473232), (4, 52104924), (6, 34736616), (8, 26052462), (9, 23157744), (12, 17368308), (16, 13026231), (18, 11578872), (24, 8684154), (27, 7719248), (31, 6723216), (36, 5789436), (48, 4342077), (54, 3859624), (62, 3361608), (72, 2894718), (79, 2638224), (93, 2241072), (108, 1929812), (124, 1680804), (144, 1447359), (158, 1319112), (186, 1120536), (197, 1057968), (216, 964906), (237, 879408), (248, 840402), (279, 747024), (316, 659556), (372, 560268), (394, 528984), (432, 482453), (474, 439704), (496, 420201), (558, 373512), (591, 352656), (632, 329778), (711, 293136), (744, 280134), (788, 264492), (837, 249008), (948, 219852), (1116, 186756), (1182, 176328), (1264, 164889), (1422, 146568), (1488, 140067), (1576, 132246), (1674, 124504), (1773, 117552), (1896, 109926), (2133, 97712), (2232, 93378), (2364, 88164), (2449, 85104), (2844, 73284), (3152, 66123), (3348, 62252), (3546, 58776), (3792, 54963), (4266, 48856), (4464, 46689), (4728, 44082), (4898, 42552), (5319, 39184), (5688, 36642), (6107, 34128), (6696, 31126), (7092, 29388), (7347, 28368), (8532, 24428), (9456, 22041), (9796, 21276), (10638, 19592), (11376, 18321), (12214, 17064), (13392, 15563), (14184, 14694)]