978367744

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1867}}^1$

素因数の和:1995

約数の個数: 72

約数和(自身を含む): 2061823680

約数和(自身を除く): 1083455936

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 128, 178, 184, 256, 356, 368, 712, 736, 1424, 1472, 1867, 2047, 2848, 2944, 3734, 4094, 5696, 5888, 7468, 8188, 11392, 14936, 16376, 22784, 29872, 32752, 42941, 59744, 65504, 85882, 119488, 131008, 166163, 171764, 238976, 262016, 332326, 343528, 477952, 524032, 664652, 687056, 1329304, 1374112, 2658608, 2748224, 3821749, 5317216, 5496448, 7643498, 10634432, 10992896, 15286996, 21268864, 30573992, 42537728, 61147984, 122295968, 244591936, 489183872, 978367744]

約数ペア:

[(1, 978367744), (2, 489183872), (4, 244591936), (8, 122295968), (16, 61147984), (23, 42537728), (32, 30573992), (46, 21268864), (64, 15286996), (89, 10992896), (92, 10634432), (128, 7643498), (178, 5496448), (184, 5317216), (256, 3821749), (356, 2748224), (368, 2658608), (712, 1374112), (736, 1329304), (1424, 687056), (1472, 664652), (1867, 524032), (2047, 477952), (2848, 343528), (2944, 332326), (3734, 262016), (4094, 238976), (5696, 171764), (5888, 166163), (7468, 131008), (8188, 119488), (11392, 85882), (14936, 65504), (16376, 59744), (22784, 42941), (29872, 32752)]