198298880

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:752

約数の個数: 144

約数和(自身を含む): 542387664

約数和(自身を除く): 344088784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 320, 340, 416, 442, 520, 544, 640, 680, 701, 832, 884, 1040, 1088, 1105, 1280, 1360, 1402, 1664, 1768, 2080, 2176, 2210, 2720, 2804, 3328, 3505, 3536, 4160, 4352, 4420, 5440, 5608, 7010, 7072, 8320, 8840, 9113, 10880, 11216, 11917, 14020, 14144, 16640, 17680, 18226, 21760, 22432, 23834, 28040, 28288, 35360, 36452, 44864, 45565, 47668, 56080, 56576, 59585, 70720, 72904, 89728, 91130, 95336, 112160, 119170, 141440, 145808, 154921, 179456, 182260, 190672, 224320, 238340, 282880, 291616, 309842, 364520, 381344, 448640, 476680, 583232, 619684, 729040, 762688, 774605, 897280, 953360, 1166464, 1239368, 1458080, 1525376, 1549210, 1906720, 2332928, 2478736, 2916160, 3050752, 3098420, 3813440, 4957472, 5832320, 6196840, 7626880, 9914944, 11664640, 12393680, 15253760, 19829888, 24787360, 39659776, 49574720, 99149440, 198298880]

約数ペア:

[(1, 198298880), (2, 99149440), (4, 49574720), (5, 39659776), (8, 24787360), (10, 19829888), (13, 15253760), (16, 12393680), (17, 11664640), (20, 9914944), (26, 7626880), (32, 6196840), (34, 5832320), (40, 4957472), (52, 3813440), (64, 3098420), (65, 3050752), (68, 2916160), (80, 2478736), (85, 2332928), (104, 1906720), (128, 1549210), (130, 1525376), (136, 1458080), (160, 1239368), (170, 1166464), (208, 953360), (221, 897280), (256, 774605), (260, 762688), (272, 729040), (320, 619684), (340, 583232), (416, 476680), (442, 448640), (520, 381344), (544, 364520), (640, 309842), (680, 291616), (701, 282880), (832, 238340), (884, 224320), (1040, 190672), (1088, 182260), (1105, 179456), (1280, 154921), (1360, 145808), (1402, 141440), (1664, 119170), (1768, 112160), (2080, 95336), (2176, 91130), (2210, 89728), (2720, 72904), (2804, 70720), (3328, 59585), (3505, 56576), (3536, 56080), (4160, 47668), (4352, 45565), (4420, 44864), (5440, 36452), (5608, 35360), (7010, 28288), (7072, 28040), (8320, 23834), (8840, 22432), (9113, 21760), (10880, 18226), (11216, 17680), (11917, 16640), (14020, 14144)]