87481440

素因数分解:

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

素因数の和:869

約数の個数: 144

約数和(自身を含む): 302702400

約数和(自身を除く): 215220960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 769, 790, 948, 1185, 1264, 1422, 1440, 1538, 1580, 1896, 2307, 2370, 2528, 2844, 3076, 3160, 3555, 3792, 3845, 4614, 4740, 5688, 6152, 6320, 6921, 7110, 7584, 7690, 9228, 9480, 11376, 11535, 12304, 12640, 13842, 14220, 15380, 18456, 18960, 22752, 23070, 24608, 27684, 28440, 30760, 34605, 36912, 37920, 46140, 55368, 56880, 60751, 61520, 69210, 73824, 92280, 110736, 113760, 121502, 123040, 138420, 182253, 184560, 221472, 243004, 276840, 303755, 364506, 369120, 486008, 546759, 553680, 607510, 729012, 911265, 972016, 1093518, 1107360, 1215020, 1458024, 1822530, 1944032, 2187036, 2430040, 2733795, 2916048, 3645060, 4374072, 4860080, 5467590, 5832096, 7290120, 8748144, 9720160, 10935180, 14580240, 17496288, 21870360, 29160480, 43740720, 87481440]

約数ペア:

[(1, 87481440), (2, 43740720), (3, 29160480), (4, 21870360), (5, 17496288), (6, 14580240), (8, 10935180), (9, 9720160), (10, 8748144), (12, 7290120), (15, 5832096), (16, 5467590), (18, 4860080), (20, 4374072), (24, 3645060), (30, 2916048), (32, 2733795), (36, 2430040), (40, 2187036), (45, 1944032), (48, 1822530), (60, 1458024), (72, 1215020), (79, 1107360), (80, 1093518), (90, 972016), (96, 911265), (120, 729012), (144, 607510), (158, 553680), (160, 546759), (180, 486008), (237, 369120), (240, 364506), (288, 303755), (316, 276840), (360, 243004), (395, 221472), (474, 184560), (480, 182253), (632, 138420), (711, 123040), (720, 121502), (769, 113760), (790, 110736), (948, 92280), (1185, 73824), (1264, 69210), (1422, 61520), (1440, 60751), (1538, 56880), (1580, 55368), (1896, 46140), (2307, 37920), (2370, 36912), (2528, 34605), (2844, 30760), (3076, 28440), (3160, 27684), (3555, 24608), (3792, 23070), (3845, 22752), (4614, 18960), (4740, 18456), (5688, 15380), (6152, 14220), (6320, 13842), (6921, 12640), (7110, 12304), (7584, 11535), (7690, 11376), (9228, 9480)]