120617520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21851}}^1$

素因数の和:21890

約数の個数: 80

約数和(自身を含む): 390189312

約数和(自身を除く): 269571792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 21851, 43702, 65553, 87404, 109255, 131106, 174808, 218510, 262212, 327765, 349616, 437020, 502573, 524424, 655530, 874040, 1005146, 1048848, 1311060, 1507719, 1748080, 2010292, 2512865, 2622120, 3015438, 4020584, 5025730, 5244240, 6030876, 7538595, 8041168, 10051460, 12061752, 15077190, 20102920, 24123504, 30154380, 40205840, 60308760, 120617520]

約数ペア:

[(1, 120617520), (2, 60308760), (3, 40205840), (4, 30154380), (5, 24123504), (6, 20102920), (8, 15077190), (10, 12061752), (12, 10051460), (15, 8041168), (16, 7538595), (20, 6030876), (23, 5244240), (24, 5025730), (30, 4020584), (40, 3015438), (46, 2622120), (48, 2512865), (60, 2010292), (69, 1748080), (80, 1507719), (92, 1311060), (115, 1048848), (120, 1005146), (138, 874040), (184, 655530), (230, 524424), (240, 502573), (276, 437020), (345, 349616), (368, 327765), (460, 262212), (552, 218510), (690, 174808), (920, 131106), (1104, 109255), (1380, 87404), (1840, 65553), (2760, 43702), (5520, 21851)]