31911840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 192

約数和(自身を含む): 114307200

約数和(自身を除く): 82395360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 83, 89, 90, 96, 108, 120, 135, 144, 160, 166, 178, 180, 216, 240, 249, 267, 270, 288, 332, 356, 360, 415, 432, 445, 480, 498, 534, 540, 664, 712, 720, 747, 801, 830, 864, 890, 996, 1068, 1080, 1245, 1328, 1335, 1424, 1440, 1494, 1602, 1660, 1780, 1992, 2136, 2160, 2241, 2403, 2490, 2656, 2670, 2848, 2988, 3204, 3320, 3560, 3735, 3984, 4005, 4272, 4320, 4482, 4806, 4980, 5340, 5976, 6408, 6640, 7120, 7387, 7470, 7968, 8010, 8544, 8964, 9612, 9960, 10680, 11205, 11952, 12015, 12816, 13280, 14240, 14774, 14940, 16020, 17928, 19224, 19920, 21360, 22161, 22410, 23904, 24030, 25632, 29548, 29880, 32040, 35856, 36935, 38448, 39840, 42720, 44322, 44820, 48060, 59096, 59760, 64080, 66483, 71712, 73870, 76896, 88644, 89640, 96120, 110805, 118192, 119520, 128160, 132966, 147740, 177288, 179280, 192240, 199449, 221610, 236384, 265932, 295480, 332415, 354576, 358560, 384480, 398898, 443220, 531864, 590960, 664830, 709152, 797796, 886440, 997245, 1063728, 1181920, 1329660, 1595592, 1772880, 1994490, 2127456, 2659320, 3191184, 3545760, 3988980, 5318640, 6382368, 7977960, 10637280, 15955920, 31911840]

約数ペア:

[(1, 31911840), (2, 15955920), (3, 10637280), (4, 7977960), (5, 6382368), (6, 5318640), (8, 3988980), (9, 3545760), (10, 3191184), (12, 2659320), (15, 2127456), (16, 1994490), (18, 1772880), (20, 1595592), (24, 1329660), (27, 1181920), (30, 1063728), (32, 997245), (36, 886440), (40, 797796), (45, 709152), (48, 664830), (54, 590960), (60, 531864), (72, 443220), (80, 398898), (83, 384480), (89, 358560), (90, 354576), (96, 332415), (108, 295480), (120, 265932), (135, 236384), (144, 221610), (160, 199449), (166, 192240), (178, 179280), (180, 177288), (216, 147740), (240, 132966), (249, 128160), (267, 119520), (270, 118192), (288, 110805), (332, 96120), (356, 89640), (360, 88644), (415, 76896), (432, 73870), (445, 71712), (480, 66483), (498, 64080), (534, 59760), (540, 59096), (664, 48060), (712, 44820), (720, 44322), (747, 42720), (801, 39840), (830, 38448), (864, 36935), (890, 35856), (996, 32040), (1068, 29880), (1080, 29548), (1245, 25632), (1328, 24030), (1335, 23904), (1424, 22410), (1440, 22161), (1494, 21360), (1602, 19920), (1660, 19224), (1780, 17928), (1992, 16020), (2136, 14940), (2160, 14774), (2241, 14240), (2403, 13280), (2490, 12816), (2656, 12015), (2670, 11952), (2848, 11205), (2988, 10680), (3204, 9960), (3320, 9612), (3560, 8964), (3735, 8544), (3984, 8010), (4005, 7968), (4272, 7470), (4320, 7387), (4482, 7120), (4806, 6640), (4980, 6408), (5340, 5976)]