1680280704

素因数分解:

$2^7\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:635

約数の個数: 192

約数和(自身を含む): 5038800000

約数和(自身を除く): 3358519296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 79, 96, 111, 128, 144, 148, 158, 192, 222, 237, 288, 296, 316, 333, 384, 444, 474, 499, 576, 592, 632, 666, 711, 888, 948, 998, 1152, 1184, 1264, 1332, 1422, 1497, 1776, 1896, 1996, 2368, 2528, 2664, 2844, 2923, 2994, 3552, 3792, 3992, 4491, 4736, 5056, 5328, 5688, 5846, 5988, 7104, 7584, 7984, 8769, 8982, 10112, 10656, 11376, 11692, 11976, 14208, 15168, 15968, 17538, 17964, 18463, 21312, 22752, 23384, 23952, 26307, 30336, 31936, 35076, 35928, 36926, 39421, 42624, 45504, 46768, 47904, 52614, 55389, 63872, 70152, 71856, 73852, 78842, 91008, 93536, 95808, 105228, 110778, 118263, 140304, 143712, 147704, 157684, 166167, 187072, 191616, 210456, 221556, 236526, 280608, 287424, 295408, 315368, 332334, 354789, 374144, 420912, 443112, 473052, 561216, 574848, 590816, 630736, 664668, 709578, 841824, 886224, 946104, 1122432, 1181632, 1261472, 1329336, 1419156, 1458577, 1683648, 1772448, 1892208, 2363264, 2522944, 2658672, 2838312, 2917154, 3367296, 3544896, 3784416, 4375731, 5045888, 5317344, 5676624, 5834308, 7089792, 7568832, 8751462, 10634688, 11353248, 11668616, 13127193, 15137664, 17502924, 21269376, 22706496, 23337232, 26254386, 35005848, 45412992, 46674464, 52508772, 70011696, 93348928, 105017544, 140023392, 186697856, 210035088, 280046784, 420070176, 560093568, 840140352, 1680280704]

約数ペア:

[(1, 1680280704), (2, 840140352), (3, 560093568), (4, 420070176), (6, 280046784), (8, 210035088), (9, 186697856), (12, 140023392), (16, 105017544), (18, 93348928), (24, 70011696), (32, 52508772), (36, 46674464), (37, 45412992), (48, 35005848), (64, 26254386), (72, 23337232), (74, 22706496), (79, 21269376), (96, 17502924), (111, 15137664), (128, 13127193), (144, 11668616), (148, 11353248), (158, 10634688), (192, 8751462), (222, 7568832), (237, 7089792), (288, 5834308), (296, 5676624), (316, 5317344), (333, 5045888), (384, 4375731), (444, 3784416), (474, 3544896), (499, 3367296), (576, 2917154), (592, 2838312), (632, 2658672), (666, 2522944), (711, 2363264), (888, 1892208), (948, 1772448), (998, 1683648), (1152, 1458577), (1184, 1419156), (1264, 1329336), (1332, 1261472), (1422, 1181632), (1497, 1122432), (1776, 946104), (1896, 886224), (1996, 841824), (2368, 709578), (2528, 664668), (2664, 630736), (2844, 590816), (2923, 574848), (2994, 561216), (3552, 473052), (3792, 443112), (3992, 420912), (4491, 374144), (4736, 354789), (5056, 332334), (5328, 315368), (5688, 295408), (5846, 287424), (5988, 280608), (7104, 236526), (7584, 221556), (7984, 210456), (8769, 191616), (8982, 187072), (10112, 166167), (10656, 157684), (11376, 147704), (11692, 143712), (11976, 140304), (14208, 118263), (15168, 110778), (15968, 105228), (17538, 95808), (17964, 93536), (18463, 91008), (21312, 78842), (22752, 73852), (23384, 71856), (23952, 70152), (26307, 63872), (30336, 55389), (31936, 52614), (35076, 47904), (35928, 46768), (36926, 45504), (39421, 42624)]