131222160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:870

約数の個数: 160

約数和(自身を含む): 458304000

約数和(自身を除く): 327081840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 108, 120, 135, 144, 158, 180, 216, 237, 240, 270, 316, 360, 395, 432, 474, 540, 632, 711, 720, 769, 790, 948, 1080, 1185, 1264, 1422, 1538, 1580, 1896, 2133, 2160, 2307, 2370, 2844, 3076, 3160, 3555, 3792, 3845, 4266, 4614, 4740, 5688, 6152, 6320, 6921, 7110, 7690, 8532, 9228, 9480, 10665, 11376, 11535, 12304, 13842, 14220, 15380, 17064, 18456, 18960, 20763, 21330, 23070, 27684, 28440, 30760, 34128, 34605, 36912, 41526, 42660, 46140, 55368, 56880, 60751, 61520, 69210, 83052, 85320, 92280, 103815, 110736, 121502, 138420, 166104, 170640, 182253, 184560, 207630, 243004, 276840, 303755, 332208, 364506, 415260, 486008, 546759, 553680, 607510, 729012, 830520, 911265, 972016, 1093518, 1215020, 1458024, 1640277, 1661040, 1822530, 2187036, 2430040, 2733795, 2916048, 3280554, 3645060, 4374072, 4860080, 5467590, 6561108, 7290120, 8201385, 8748144, 10935180, 13122216, 14580240, 16402770, 21870360, 26244432, 32805540, 43740720, 65611080, 131222160]

約数ペア:

[(1, 131222160), (2, 65611080), (3, 43740720), (4, 32805540), (5, 26244432), (6, 21870360), (8, 16402770), (9, 14580240), (10, 13122216), (12, 10935180), (15, 8748144), (16, 8201385), (18, 7290120), (20, 6561108), (24, 5467590), (27, 4860080), (30, 4374072), (36, 3645060), (40, 3280554), (45, 2916048), (48, 2733795), (54, 2430040), (60, 2187036), (72, 1822530), (79, 1661040), (80, 1640277), (90, 1458024), (108, 1215020), (120, 1093518), (135, 972016), (144, 911265), (158, 830520), (180, 729012), (216, 607510), (237, 553680), (240, 546759), (270, 486008), (316, 415260), (360, 364506), (395, 332208), (432, 303755), (474, 276840), (540, 243004), (632, 207630), (711, 184560), (720, 182253), (769, 170640), (790, 166104), (948, 138420), (1080, 121502), (1185, 110736), (1264, 103815), (1422, 92280), (1538, 85320), (1580, 83052), (1896, 69210), (2133, 61520), (2160, 60751), (2307, 56880), (2370, 55368), (2844, 46140), (3076, 42660), (3160, 41526), (3555, 36912), (3792, 34605), (3845, 34128), (4266, 30760), (4614, 28440), (4740, 27684), (5688, 23070), (6152, 21330), (6320, 20763), (6921, 18960), (7110, 18456), (7690, 17064), (8532, 15380), (9228, 14220), (9480, 13842), (10665, 12304), (11376, 11535)]