71821560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7211}}^1$

素因数の和:7308

約数の個数: 64

約数和(自身を含む): 218090880

約数和(自身を除く): 146269320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 7211, 9960, 14422, 21633, 28844, 36055, 43266, 57688, 72110, 86532, 108165, 144220, 173064, 216330, 288440, 432660, 598513, 865320, 1197026, 1795539, 2394052, 2992565, 3591078, 4788104, 5985130, 7182156, 8977695, 11970260, 14364312, 17955390, 23940520, 35910780, 71821560]

約数ペア:

[(1, 71821560), (2, 35910780), (3, 23940520), (4, 17955390), (5, 14364312), (6, 11970260), (8, 8977695), (10, 7182156), (12, 5985130), (15, 4788104), (20, 3591078), (24, 2992565), (30, 2394052), (40, 1795539), (60, 1197026), (83, 865320), (120, 598513), (166, 432660), (249, 288440), (332, 216330), (415, 173064), (498, 144220), (664, 108165), (830, 86532), (996, 72110), (1245, 57688), (1660, 43266), (1992, 36055), (2490, 28844), (3320, 21633), (4980, 14422), (7211, 9960)]