15955920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 160

約数和(自身を含む): 56246400

約数和(自身を除く): 40290480

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, 80, 83, 89, 90, 108, 120, 135, 144, 166, 178, 180, 216, 240, 249, 267, 270, 332, 356, 360, 415, 432, 445, 498, 534, 540, 664, 712, 720, 747, 801, 830, 890, 996, 1068, 1080, 1245, 1328, 1335, 1424, 1494, 1602, 1660, 1780, 1992, 2136, 2160, 2241, 2403, 2490, 2670, 2988, 3204, 3320, 3560, 3735, 3984, 4005, 4272, 4482, 4806, 4980, 5340, 5976, 6408, 6640, 7120, 7387, 7470, 8010, 8964, 9612, 9960, 10680, 11205, 11952, 12015, 12816, 14774, 14940, 16020, 17928, 19224, 19920, 21360, 22161, 22410, 24030, 29548, 29880, 32040, 35856, 36935, 38448, 44322, 44820, 48060, 59096, 59760, 64080, 66483, 73870, 88644, 89640, 96120, 110805, 118192, 132966, 147740, 177288, 179280, 192240, 199449, 221610, 265932, 295480, 332415, 354576, 398898, 443220, 531864, 590960, 664830, 797796, 886440, 997245, 1063728, 1329660, 1595592, 1772880, 1994490, 2659320, 3191184, 3988980, 5318640, 7977960, 15955920]

約数ペア:

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