197920128

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2592

約数の個数: 128

約数和(自身を含む): 621792000

約数和(自身を除く): 423871872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 64, 84, 87, 96, 112, 116, 128, 168, 174, 192, 203, 224, 232, 336, 348, 384, 406, 448, 464, 609, 672, 696, 812, 896, 928, 1218, 1344, 1392, 1624, 1856, 2436, 2539, 2688, 2784, 3248, 3712, 4872, 5078, 5568, 6496, 7617, 9744, 10156, 11136, 12992, 15234, 17773, 19488, 20312, 25984, 30468, 35546, 38976, 40624, 53319, 60936, 71092, 73631, 77952, 81248, 106638, 121872, 142184, 147262, 162496, 213276, 220893, 243744, 284368, 294524, 324992, 426552, 441786, 487488, 515417, 568736, 589048, 853104, 883572, 974976, 1030834, 1137472, 1178096, 1546251, 1706208, 1767144, 2061668, 2274944, 2356192, 3092502, 3412416, 3534288, 4123336, 4712384, 6185004, 6824832, 7068576, 8246672, 9424768, 12370008, 14137152, 16493344, 24740016, 28274304, 32986688, 49480032, 65973376, 98960064, 197920128]

約数ペア:

[(1, 197920128), (2, 98960064), (3, 65973376), (4, 49480032), (6, 32986688), (7, 28274304), (8, 24740016), (12, 16493344), (14, 14137152), (16, 12370008), (21, 9424768), (24, 8246672), (28, 7068576), (29, 6824832), (32, 6185004), (42, 4712384), (48, 4123336), (56, 3534288), (58, 3412416), (64, 3092502), (84, 2356192), (87, 2274944), (96, 2061668), (112, 1767144), (116, 1706208), (128, 1546251), (168, 1178096), (174, 1137472), (192, 1030834), (203, 974976), (224, 883572), (232, 853104), (336, 589048), (348, 568736), (384, 515417), (406, 487488), (448, 441786), (464, 426552), (609, 324992), (672, 294524), (696, 284368), (812, 243744), (896, 220893), (928, 213276), (1218, 162496), (1344, 147262), (1392, 142184), (1624, 121872), (1856, 106638), (2436, 81248), (2539, 77952), (2688, 73631), (2784, 71092), (3248, 60936), (3712, 53319), (4872, 40624), (5078, 38976), (5568, 35546), (6496, 30468), (7617, 25984), (9744, 20312), (10156, 19488), (11136, 17773), (12992, 15234)]