1231567680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1399}}^1$

素因数の和:1557

約数の個数: 224

約数和(自身を含む): 4506163200

約数和(自身を除く): 3274595520

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, 131, 140, 160, 168, 192, 210, 224, 240, 262, 280, 320, 336, 393, 420, 448, 480, 524, 560, 655, 672, 786, 840, 917, 960, 1048, 1120, 1310, 1344, 1399, 1572, 1680, 1834, 1965, 2096, 2240, 2620, 2751, 2798, 3144, 3360, 3668, 3930, 4192, 4197, 4585, 5240, 5502, 5596, 6288, 6720, 6995, 7336, 7860, 8384, 8394, 9170, 9793, 10480, 11004, 11192, 12576, 13755, 13990, 14672, 15720, 16788, 18340, 19586, 20960, 20985, 22008, 22384, 25152, 27510, 27980, 29344, 29379, 31440, 33576, 36680, 39172, 41920, 41970, 44016, 44768, 48965, 55020, 55960, 58688, 58758, 62880, 67152, 73360, 78344, 83940, 88032, 89536, 97930, 110040, 111920, 117516, 125760, 134304, 146720, 146895, 156688, 167880, 176064, 183269, 195860, 220080, 223840, 235032, 268608, 293440, 293790, 313376, 335760, 366538, 391720, 440160, 447680, 470064, 549807, 587580, 626752, 671520, 733076, 783440, 880320, 916345, 940128, 1099614, 1175160, 1282883, 1343040, 1466152, 1566880, 1832690, 1880256, 2199228, 2350320, 2565766, 2749035, 2932304, 3133760, 3665380, 3848649, 4398456, 4700640, 5131532, 5498070, 5864608, 6414415, 7330760, 7697298, 8796912, 9401280, 10263064, 10996140, 11729216, 12828830, 14661520, 15394596, 17593824, 19243245, 20526128, 21992280, 25657660, 29323040, 30789192, 35187648, 38486490, 41052256, 43984560, 51315320, 58646080, 61578384, 76972980, 82104512, 87969120, 102630640, 123156768, 153945960, 175938240, 205261280, 246313536, 307891920, 410522560, 615783840, 1231567680]

約数ペア:

[(1, 1231567680), (2, 615783840), (3, 410522560), (4, 307891920), (5, 246313536), (6, 205261280), (7, 175938240), (8, 153945960), (10, 123156768), (12, 102630640), (14, 87969120), (15, 82104512), (16, 76972980), (20, 61578384), (21, 58646080), (24, 51315320), (28, 43984560), (30, 41052256), (32, 38486490), (35, 35187648), (40, 30789192), (42, 29323040), (48, 25657660), (56, 21992280), (60, 20526128), (64, 19243245), (70, 17593824), (80, 15394596), (84, 14661520), (96, 12828830), (105, 11729216), (112, 10996140), (120, 10263064), (131, 9401280), (140, 8796912), (160, 7697298), (168, 7330760), (192, 6414415), (210, 5864608), (224, 5498070), (240, 5131532), (262, 4700640), (280, 4398456), (320, 3848649), (336, 3665380), (393, 3133760), (420, 2932304), (448, 2749035), (480, 2565766), (524, 2350320), (560, 2199228), (655, 1880256), (672, 1832690), (786, 1566880), (840, 1466152), (917, 1343040), (960, 1282883), (1048, 1175160), (1120, 1099614), (1310, 940128), (1344, 916345), (1399, 880320), (1572, 783440), (1680, 733076), (1834, 671520), (1965, 626752), (2096, 587580), (2240, 549807), (2620, 470064), (2751, 447680), (2798, 440160), (3144, 391720), (3360, 366538), (3668, 335760), (3930, 313376), (4192, 293790), (4197, 293440), (4585, 268608), (5240, 235032), (5502, 223840), (5596, 220080), (6288, 195860), (6720, 183269), (6995, 176064), (7336, 167880), (7860, 156688), (8384, 146895), (8394, 146720), (9170, 134304), (9793, 125760), (10480, 117516), (11004, 111920), (11192, 110040), (12576, 97930), (13755, 89536), (13990, 88032), (14672, 83940), (15720, 78344), (16788, 73360), (18340, 67152), (19586, 62880), (20960, 58758), (20985, 58688), (22008, 55960), (22384, 55020), (25152, 48965), (27510, 44768), (27980, 44016), (29344, 41970), (29379, 41920), (31440, 39172), (33576, 36680)]