163928320

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1647

約数の個数: 72

約数和(自身を含む): 397647936

約数和(自身を除く): 233719616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 640, 664, 830, 1280, 1328, 1543, 1660, 2656, 3086, 3320, 5312, 6172, 6640, 7715, 10624, 12344, 13280, 15430, 21248, 24688, 26560, 30860, 49376, 53120, 61720, 98752, 106240, 123440, 128069, 197504, 246880, 256138, 395008, 493760, 512276, 640345, 987520, 1024552, 1280690, 1975040, 2049104, 2561380, 4098208, 5122760, 8196416, 10245520, 16392832, 20491040, 32785664, 40982080, 81964160, 163928320]

約数ペア:

[(1, 163928320), (2, 81964160), (4, 40982080), (5, 32785664), (8, 20491040), (10, 16392832), (16, 10245520), (20, 8196416), (32, 5122760), (40, 4098208), (64, 2561380), (80, 2049104), (83, 1975040), (128, 1280690), (160, 1024552), (166, 987520), (256, 640345), (320, 512276), (332, 493760), (415, 395008), (640, 256138), (664, 246880), (830, 197504), (1280, 128069), (1328, 123440), (1543, 106240), (1660, 98752), (2656, 61720), (3086, 53120), (3320, 49376), (5312, 30860), (6172, 26560), (6640, 24688), (7715, 21248), (10624, 15430), (12344, 13280)]