155917920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 192

約数和(自身を含む): 531256320

約数和(自身を除く): 375338400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 69, 80, 87, 92, 96, 115, 116, 120, 138, 145, 160, 174, 184, 230, 232, 240, 276, 290, 345, 348, 368, 435, 460, 464, 480, 487, 552, 580, 667, 690, 696, 736, 870, 920, 928, 974, 1104, 1160, 1334, 1380, 1392, 1461, 1740, 1840, 1948, 2001, 2208, 2320, 2435, 2668, 2760, 2784, 2922, 3335, 3480, 3680, 3896, 4002, 4640, 4870, 5336, 5520, 5844, 6670, 6960, 7305, 7792, 8004, 9740, 10005, 10672, 11040, 11201, 11688, 13340, 13920, 14123, 14610, 15584, 16008, 19480, 20010, 21344, 22402, 23376, 26680, 28246, 29220, 32016, 33603, 38960, 40020, 42369, 44804, 46752, 53360, 56005, 56492, 58440, 64032, 67206, 70615, 77920, 80040, 84738, 89608, 106720, 112010, 112984, 116880, 134412, 141230, 160080, 168015, 169476, 179216, 211845, 224020, 225968, 233760, 268824, 282460, 320160, 324829, 336030, 338952, 358432, 423690, 448040, 451936, 537648, 564920, 649658, 672060, 677904, 847380, 896080, 974487, 1075296, 1129840, 1299316, 1344120, 1355808, 1624145, 1694760, 1792160, 1948974, 2259680, 2598632, 2688240, 3248290, 3389520, 3897948, 4872435, 5197264, 5376480, 6496580, 6779040, 7795896, 9744870, 10394528, 12993160, 15591792, 19489740, 25986320, 31183584, 38979480, 51972640, 77958960, 155917920]

約数ペア:

[(1, 155917920), (2, 77958960), (3, 51972640), (4, 38979480), (5, 31183584), (6, 25986320), (8, 19489740), (10, 15591792), (12, 12993160), (15, 10394528), (16, 9744870), (20, 7795896), (23, 6779040), (24, 6496580), (29, 5376480), (30, 5197264), (32, 4872435), (40, 3897948), (46, 3389520), (48, 3248290), (58, 2688240), (60, 2598632), (69, 2259680), (80, 1948974), (87, 1792160), (92, 1694760), (96, 1624145), (115, 1355808), (116, 1344120), (120, 1299316), (138, 1129840), (145, 1075296), (160, 974487), (174, 896080), (184, 847380), (230, 677904), (232, 672060), (240, 649658), (276, 564920), (290, 537648), (345, 451936), (348, 448040), (368, 423690), (435, 358432), (460, 338952), (464, 336030), (480, 324829), (487, 320160), (552, 282460), (580, 268824), (667, 233760), (690, 225968), (696, 224020), (736, 211845), (870, 179216), (920, 169476), (928, 168015), (974, 160080), (1104, 141230), (1160, 134412), (1334, 116880), (1380, 112984), (1392, 112010), (1461, 106720), (1740, 89608), (1840, 84738), (1948, 80040), (2001, 77920), (2208, 70615), (2320, 67206), (2435, 64032), (2668, 58440), (2760, 56492), (2784, 56005), (2922, 53360), (3335, 46752), (3480, 44804), (3680, 42369), (3896, 40020), (4002, 38960), (4640, 33603), (4870, 32016), (5336, 29220), (5520, 28246), (5844, 26680), (6670, 23376), (6960, 22402), (7305, 21344), (7792, 20010), (8004, 19480), (9740, 16008), (10005, 15584), (10672, 14610), (11040, 14123), (11201, 13920), (11688, 13340)]