16989120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:387

約数の個数: 168

約数和(自身を含む): 62051184

約数和(自身を除く): 45062064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 347, 360, 408, 480, 510, 544, 576, 612, 680, 694, 720, 765, 816, 960, 1020, 1041, 1088, 1224, 1360, 1388, 1440, 1530, 1632, 1735, 2040, 2082, 2448, 2720, 2776, 2880, 3060, 3123, 3264, 3470, 4080, 4164, 4896, 5205, 5440, 5552, 5899, 6120, 6246, 6940, 8160, 8328, 9792, 10410, 11104, 11798, 12240, 12492, 13880, 15615, 16320, 16656, 17697, 20820, 22208, 23596, 24480, 24984, 27760, 29495, 31230, 33312, 35394, 41640, 47192, 48960, 49968, 53091, 55520, 58990, 62460, 66624, 70788, 83280, 88485, 94384, 99936, 106182, 111040, 117980, 124920, 141576, 166560, 176970, 188768, 199872, 212364, 235960, 249840, 265455, 283152, 333120, 353940, 377536, 424728, 471920, 499680, 530910, 566304, 707880, 849456, 943840, 999360, 1061820, 1132608, 1415760, 1698912, 1887680, 2123640, 2831520, 3397824, 4247280, 5663040, 8494560, 16989120]

約数ペア:

[(1, 16989120), (2, 8494560), (3, 5663040), (4, 4247280), (5, 3397824), (6, 2831520), (8, 2123640), (9, 1887680), (10, 1698912), (12, 1415760), (15, 1132608), (16, 1061820), (17, 999360), (18, 943840), (20, 849456), (24, 707880), (30, 566304), (32, 530910), (34, 499680), (36, 471920), (40, 424728), (45, 377536), (48, 353940), (51, 333120), (60, 283152), (64, 265455), (68, 249840), (72, 235960), (80, 212364), (85, 199872), (90, 188768), (96, 176970), (102, 166560), (120, 141576), (136, 124920), (144, 117980), (153, 111040), (160, 106182), (170, 99936), (180, 94384), (192, 88485), (204, 83280), (240, 70788), (255, 66624), (272, 62460), (288, 58990), (306, 55520), (320, 53091), (340, 49968), (347, 48960), (360, 47192), (408, 41640), (480, 35394), (510, 33312), (544, 31230), (576, 29495), (612, 27760), (680, 24984), (694, 24480), (720, 23596), (765, 22208), (816, 20820), (960, 17697), (1020, 16656), (1041, 16320), (1088, 15615), (1224, 13880), (1360, 12492), (1388, 12240), (1440, 11798), (1530, 11104), (1632, 10410), (1735, 9792), (2040, 8328), (2082, 8160), (2448, 6940), (2720, 6246), (2776, 6120), (2880, 5899), (3060, 5552), (3123, 5440), (3264, 5205), (3470, 4896), (4080, 4164)]