1991869440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11789}}^1$

素因数の和:11828

約数の個数: 176

約数和(自身を含む): 6950629440

約数和(自身を除く): 4958760000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 960, 1024, 1056, 1280, 1320, 1408, 1536, 1760, 1920, 2112, 2560, 2640, 2816, 3072, 3520, 3840, 4224, 5120, 5280, 5632, 7040, 7680, 8448, 10560, 11264, 11789, 14080, 15360, 16896, 21120, 23578, 28160, 33792, 35367, 42240, 47156, 56320, 58945, 70734, 84480, 94312, 117890, 129679, 141468, 168960, 176835, 188624, 235780, 259358, 282936, 353670, 377248, 389037, 471560, 518716, 565872, 648395, 707340, 754496, 778074, 943120, 1037432, 1131744, 1296790, 1414680, 1508992, 1556148, 1886240, 1945185, 2074864, 2263488, 2593580, 2829360, 3017984, 3112296, 3772480, 3890370, 4149728, 4526976, 5187160, 5658720, 6035968, 6224592, 7544960, 7780740, 8299456, 9053952, 10374320, 11317440, 12071936, 12449184, 15089920, 15561480, 16598912, 18107904, 20748640, 22634880, 24898368, 30179840, 31122960, 33197824, 36215808, 41497280, 45269760, 49796736, 60359680, 62245920, 66395648, 82994560, 90539520, 99593472, 124491840, 132791296, 165989120, 181079040, 199186944, 248983680, 331978240, 398373888, 497967360, 663956480, 995934720, 1991869440]

約数ペア:

[(1, 1991869440), (2, 995934720), (3, 663956480), (4, 497967360), (5, 398373888), (6, 331978240), (8, 248983680), (10, 199186944), (11, 181079040), (12, 165989120), (15, 132791296), (16, 124491840), (20, 99593472), (22, 90539520), (24, 82994560), (30, 66395648), (32, 62245920), (33, 60359680), (40, 49796736), (44, 45269760), (48, 41497280), (55, 36215808), (60, 33197824), (64, 31122960), (66, 30179840), (80, 24898368), (88, 22634880), (96, 20748640), (110, 18107904), (120, 16598912), (128, 15561480), (132, 15089920), (160, 12449184), (165, 12071936), (176, 11317440), (192, 10374320), (220, 9053952), (240, 8299456), (256, 7780740), (264, 7544960), (320, 6224592), (330, 6035968), (352, 5658720), (384, 5187160), (440, 4526976), (480, 4149728), (512, 3890370), (528, 3772480), (640, 3112296), (660, 3017984), (704, 2829360), (768, 2593580), (880, 2263488), (960, 2074864), (1024, 1945185), (1056, 1886240), (1280, 1556148), (1320, 1508992), (1408, 1414680), (1536, 1296790), (1760, 1131744), (1920, 1037432), (2112, 943120), (2560, 778074), (2640, 754496), (2816, 707340), (3072, 648395), (3520, 565872), (3840, 518716), (4224, 471560), (5120, 389037), (5280, 377248), (5632, 353670), (7040, 282936), (7680, 259358), (8448, 235780), (10560, 188624), (11264, 176835), (11789, 168960), (14080, 141468), (15360, 129679), (16896, 117890), (21120, 94312), (23578, 84480), (28160, 70734), (33792, 58945), (35367, 56320), (42240, 47156)]