639697776

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 160

約数和(自身を含む): 1831430400

約数和(自身を除く): 1191732624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 29, 38, 48, 57, 58, 67, 76, 87, 114, 116, 134, 152, 174, 201, 228, 232, 268, 304, 348, 361, 402, 456, 464, 536, 551, 696, 722, 804, 912, 1072, 1083, 1102, 1273, 1392, 1444, 1608, 1653, 1943, 2166, 2204, 2546, 2888, 3216, 3306, 3819, 3886, 4332, 4408, 5092, 5776, 5829, 6612, 6859, 7638, 7772, 8664, 8816, 10184, 10469, 11658, 13224, 13718, 15276, 15544, 17328, 20368, 20577, 20938, 23316, 24187, 26448, 27436, 30552, 31088, 31407, 36917, 41154, 41876, 46632, 48374, 54872, 61104, 62814, 72561, 73834, 82308, 83752, 93264, 96748, 109744, 110751, 125628, 145122, 147668, 164616, 167504, 193496, 198911, 221502, 251256, 290244, 295336, 329232, 386992, 397822, 443004, 459553, 502512, 580488, 590672, 596733, 701423, 795644, 886008, 919106, 1160976, 1193466, 1378659, 1402846, 1591288, 1772016, 1838212, 2104269, 2386932, 2757318, 2805692, 3182576, 3676424, 4208538, 4773864, 5514636, 5611384, 7352848, 8417076, 9547728, 11029272, 11222768, 13327037, 16834152, 22058544, 26654074, 33668304, 39981111, 53308148, 79962222, 106616296, 159924444, 213232592, 319848888, 639697776]

約数ペア:

[(1, 639697776), (2, 319848888), (3, 213232592), (4, 159924444), (6, 106616296), (8, 79962222), (12, 53308148), (16, 39981111), (19, 33668304), (24, 26654074), (29, 22058544), (38, 16834152), (48, 13327037), (57, 11222768), (58, 11029272), (67, 9547728), (76, 8417076), (87, 7352848), (114, 5611384), (116, 5514636), (134, 4773864), (152, 4208538), (174, 3676424), (201, 3182576), (228, 2805692), (232, 2757318), (268, 2386932), (304, 2104269), (348, 1838212), (361, 1772016), (402, 1591288), (456, 1402846), (464, 1378659), (536, 1193466), (551, 1160976), (696, 919106), (722, 886008), (804, 795644), (912, 701423), (1072, 596733), (1083, 590672), (1102, 580488), (1273, 502512), (1392, 459553), (1444, 443004), (1608, 397822), (1653, 386992), (1943, 329232), (2166, 295336), (2204, 290244), (2546, 251256), (2888, 221502), (3216, 198911), (3306, 193496), (3819, 167504), (3886, 164616), (4332, 147668), (4408, 145122), (5092, 125628), (5776, 110751), (5829, 109744), (6612, 96748), (6859, 93264), (7638, 83752), (7772, 82308), (8664, 73834), (8816, 72561), (10184, 62814), (10469, 61104), (11658, 54872), (13224, 48374), (13718, 46632), (15276, 41876), (15544, 41154), (17328, 36917), (20368, 31407), (20577, 31088), (20938, 30552), (23316, 27436), (24187, 26448)]