128970240

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{2399}}^1$

素因数の和:2432

約数の個数: 160

約数和(自身を含む): 471398400

約数和(自身を除く): 342428160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2399, 2560, 2688, 3360, 3584, 3840, 4480, 4798, 5376, 6720, 7197, 7680, 8960, 9596, 10752, 11995, 13440, 14394, 16793, 17920, 19192, 23990, 26880, 28788, 33586, 35985, 38384, 47980, 50379, 53760, 57576, 67172, 71970, 76768, 83965, 95960, 100758, 115152, 134344, 143940, 153536, 167930, 191920, 201516, 230304, 251895, 268688, 287880, 307072, 335860, 383840, 403032, 460608, 503790, 537376, 575760, 614144, 671720, 767680, 806064, 921216, 1007580, 1074752, 1151520, 1228288, 1343440, 1535360, 1612128, 1842432, 2015160, 2149504, 2303040, 2686880, 3070720, 3224256, 3684864, 4030320, 4299008, 4606080, 5373760, 6141440, 6448512, 8060640, 8598016, 9212160, 10747520, 12897024, 16121280, 18424320, 21495040, 25794048, 32242560, 42990080, 64485120, 128970240]

約数ペア:

[(1, 128970240), (2, 64485120), (3, 42990080), (4, 32242560), (5, 25794048), (6, 21495040), (7, 18424320), (8, 16121280), (10, 12897024), (12, 10747520), (14, 9212160), (15, 8598016), (16, 8060640), (20, 6448512), (21, 6141440), (24, 5373760), (28, 4606080), (30, 4299008), (32, 4030320), (35, 3684864), (40, 3224256), (42, 3070720), (48, 2686880), (56, 2303040), (60, 2149504), (64, 2015160), (70, 1842432), (80, 1612128), (84, 1535360), (96, 1343440), (105, 1228288), (112, 1151520), (120, 1074752), (128, 1007580), (140, 921216), (160, 806064), (168, 767680), (192, 671720), (210, 614144), (224, 575760), (240, 537376), (256, 503790), (280, 460608), (320, 403032), (336, 383840), (384, 335860), (420, 307072), (448, 287880), (480, 268688), (512, 251895), (560, 230304), (640, 201516), (672, 191920), (768, 167930), (840, 153536), (896, 143940), (960, 134344), (1120, 115152), (1280, 100758), (1344, 95960), (1536, 83965), (1680, 76768), (1792, 71970), (1920, 67172), (2240, 57576), (2399, 53760), (2560, 50379), (2688, 47980), (3360, 38384), (3584, 35985), (3840, 33586), (4480, 28788), (4798, 26880), (5376, 23990), (6720, 19192), (7197, 17920), (7680, 16793), (8960, 14394), (9596, 13440), (10752, 11995)]