1327531520

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:613

約数の個数: 240

約数和(自身を含む): 3904504560

約数和(自身を除く): 2576973040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 245, 256, 266, 280, 304, 320, 380, 392, 448, 490, 512, 532, 557, 560, 608, 640, 665, 760, 784, 896, 931, 980, 1064, 1114, 1120, 1216, 1280, 1330, 1520, 1568, 1792, 1862, 1960, 2128, 2228, 2240, 2432, 2560, 2660, 2785, 3040, 3136, 3584, 3724, 3899, 3920, 4256, 4456, 4480, 4655, 4864, 5320, 5570, 6080, 6272, 7448, 7798, 7840, 8512, 8912, 8960, 9310, 9728, 10583, 10640, 11140, 12160, 12544, 14896, 15596, 15680, 17024, 17824, 17920, 18620, 19495, 21166, 21280, 22280, 24320, 25088, 27293, 29792, 31192, 31360, 34048, 35648, 37240, 38990, 42332, 42560, 44560, 48640, 52915, 54586, 59584, 62384, 62720, 68096, 71296, 74081, 74480, 77980, 84664, 85120, 89120, 105830, 109172, 119168, 124768, 125440, 136465, 142592, 148162, 148960, 155960, 169328, 170240, 178240, 211660, 218344, 238336, 249536, 272930, 285184, 296324, 297920, 311920, 338656, 340480, 356480, 370405, 423320, 436688, 476672, 499072, 518567, 545860, 592648, 595840, 623840, 677312, 712960, 740810, 846640, 873376, 998144, 1037134, 1091720, 1185296, 1191680, 1247680, 1354624, 1425920, 1481620, 1693280, 1746752, 1996288, 2074268, 2183440, 2370592, 2383360, 2495360, 2592835, 2709248, 2963240, 3386560, 3493504, 4148536, 4366880, 4741184, 4990720, 5185670, 5418496, 5926480, 6773120, 6987008, 8297072, 8733760, 9482368, 9981440, 10371340, 11852960, 13546240, 13974016, 16594144, 17467520, 18964736, 20742680, 23705920, 27092480, 33188288, 34935040, 37929472, 41485360, 47411840, 66376576, 69870080, 82970720, 94823680, 132753152, 165941440, 189647360, 265506304, 331882880, 663765760, 1327531520]

約数ペア:

[(1, 1327531520), (2, 663765760), (4, 331882880), (5, 265506304), (7, 189647360), (8, 165941440), (10, 132753152), (14, 94823680), (16, 82970720), (19, 69870080), (20, 66376576), (28, 47411840), (32, 41485360), (35, 37929472), (38, 34935040), (40, 33188288), (49, 27092480), (56, 23705920), (64, 20742680), (70, 18964736), (76, 17467520), (80, 16594144), (95, 13974016), (98, 13546240), (112, 11852960), (128, 10371340), (133, 9981440), (140, 9482368), (152, 8733760), (160, 8297072), (190, 6987008), (196, 6773120), (224, 5926480), (245, 5418496), (256, 5185670), (266, 4990720), (280, 4741184), (304, 4366880), (320, 4148536), (380, 3493504), (392, 3386560), (448, 2963240), (490, 2709248), (512, 2592835), (532, 2495360), (557, 2383360), (560, 2370592), (608, 2183440), (640, 2074268), (665, 1996288), (760, 1746752), (784, 1693280), (896, 1481620), (931, 1425920), (980, 1354624), (1064, 1247680), (1114, 1191680), (1120, 1185296), (1216, 1091720), (1280, 1037134), (1330, 998144), (1520, 873376), (1568, 846640), (1792, 740810), (1862, 712960), (1960, 677312), (2128, 623840), (2228, 595840), (2240, 592648), (2432, 545860), (2560, 518567), (2660, 499072), (2785, 476672), (3040, 436688), (3136, 423320), (3584, 370405), (3724, 356480), (3899, 340480), (3920, 338656), (4256, 311920), (4456, 297920), (4480, 296324), (4655, 285184), (4864, 272930), (5320, 249536), (5570, 238336), (6080, 218344), (6272, 211660), (7448, 178240), (7798, 170240), (7840, 169328), (8512, 155960), (8912, 148960), (8960, 148162), (9310, 142592), (9728, 136465), (10583, 125440), (10640, 124768), (11140, 119168), (12160, 109172), (12544, 105830), (14896, 89120), (15596, 85120), (15680, 84664), (17024, 77980), (17824, 74480), (17920, 74081), (18620, 71296), (19495, 68096), (21166, 62720), (21280, 62384), (22280, 59584), (24320, 54586), (25088, 52915), (27293, 48640), (29792, 44560), (31192, 42560), (31360, 42332), (34048, 38990), (35648, 37240)]