140244992

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 295757280

約数和(自身を除く): 155512288

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 256, 376, 496, 512, 752, 992, 1024, 1457, 1504, 1984, 2048, 2209, 2914, 3008, 3968, 4418, 5828, 6016, 7936, 8836, 11656, 12032, 15872, 17672, 23312, 24064, 31744, 35344, 46624, 48128, 63488, 68479, 70688, 93248, 96256, 136958, 141376, 186496, 273916, 282752, 372992, 547832, 565504, 745984, 1095664, 1131008, 1491968, 2191328, 2262016, 2983936, 4382656, 4524032, 8765312, 17530624, 35061248, 70122496, 140244992]

約数ペア:

[(1, 140244992), (2, 70122496), (4, 35061248), (8, 17530624), (16, 8765312), (31, 4524032), (32, 4382656), (47, 2983936), (62, 2262016), (64, 2191328), (94, 1491968), (124, 1131008), (128, 1095664), (188, 745984), (248, 565504), (256, 547832), (376, 372992), (496, 282752), (512, 273916), (752, 186496), (992, 141376), (1024, 136958), (1457, 96256), (1504, 93248), (1984, 70688), (2048, 68479), (2209, 63488), (2914, 48128), (3008, 46624), (3968, 35344), (4418, 31744), (5828, 24064), (6016, 23312), (7936, 17672), (8836, 15872), (11656, 12032)]