131078640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 320

約数和(自身を含む): 521966592

約数和(自身を除く): 390887952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 41, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 82, 84, 88, 105, 110, 112, 120, 123, 132, 140, 154, 164, 165, 168, 173, 176, 205, 210, 220, 231, 240, 246, 264, 280, 287, 308, 328, 330, 336, 346, 385, 410, 420, 440, 451, 462, 492, 519, 528, 560, 574, 615, 616, 656, 660, 692, 770, 820, 840, 861, 865, 880, 902, 924, 984, 1038, 1148, 1155, 1211, 1230, 1232, 1320, 1353, 1384, 1435, 1540, 1640, 1680, 1722, 1730, 1804, 1848, 1903, 1968, 2076, 2255, 2296, 2310, 2422, 2460, 2595, 2640, 2706, 2768, 2870, 3080, 3157, 3280, 3444, 3460, 3608, 3633, 3696, 3806, 4152, 4305, 4510, 4592, 4620, 4844, 4920, 5190, 5412, 5709, 5740, 6055, 6160, 6314, 6765, 6888, 6920, 7093, 7216, 7266, 7612, 8304, 8610, 9020, 9240, 9471, 9515, 9688, 9840, 10380, 10824, 11418, 11480, 12110, 12628, 13321, 13530, 13776, 13840, 14186, 14532, 15224, 15785, 17220, 18040, 18165, 18480, 18942, 19030, 19376, 20760, 21279, 21648, 22836, 22960, 24220, 25256, 26642, 27060, 28372, 28545, 29064, 30448, 31570, 34440, 35465, 36080, 36330, 37884, 38060, 39963, 41520, 42558, 45672, 47355, 48440, 49651, 50512, 53284, 54120, 56744, 57090, 58128, 63140, 66605, 68880, 70930, 72660, 75768, 76120, 78023, 79926, 85116, 91344, 94710, 96880, 99302, 106395, 106568, 108240, 113488, 114180, 126280, 133210, 141860, 145320, 148953, 151536, 152240, 156046, 159852, 170232, 189420, 198604, 199815, 212790, 213136, 228360, 234069, 248255, 252560, 266420, 283720, 290640, 297906, 312092, 319704, 340464, 378840, 390115, 397208, 399630, 425580, 456720, 468138, 496510, 532840, 546161, 567440, 595812, 624184, 639408, 744765, 757680, 780230, 794416, 799260, 851160, 936276, 993020, 1065680, 1092322, 1170345, 1191624, 1248368, 1489530, 1560460, 1598520, 1638483, 1702320, 1872552, 1986040, 2184644, 2340690, 2383248, 2730805, 2979060, 3120920, 3197040, 3276966, 3745104, 3972080, 4369288, 4681380, 5461610, 5958120, 6241840, 6553932, 8192415, 8738576, 9362760, 10923220, 11916240, 13107864, 16384830, 18725520, 21846440, 26215728, 32769660, 43692880, 65539320, 131078640]

約数ペア:

[(1, 131078640), (2, 65539320), (3, 43692880), (4, 32769660), (5, 26215728), (6, 21846440), (7, 18725520), (8, 16384830), (10, 13107864), (11, 11916240), (12, 10923220), (14, 9362760), (15, 8738576), (16, 8192415), (20, 6553932), (21, 6241840), (22, 5958120), (24, 5461610), (28, 4681380), (30, 4369288), (33, 3972080), (35, 3745104), (40, 3276966), (41, 3197040), (42, 3120920), (44, 2979060), (48, 2730805), (55, 2383248), (56, 2340690), (60, 2184644), (66, 1986040), (70, 1872552), (77, 1702320), (80, 1638483), (82, 1598520), (84, 1560460), (88, 1489530), (105, 1248368), (110, 1191624), (112, 1170345), (120, 1092322), (123, 1065680), (132, 993020), (140, 936276), (154, 851160), (164, 799260), (165, 794416), (168, 780230), (173, 757680), (176, 744765), (205, 639408), (210, 624184), (220, 595812), (231, 567440), (240, 546161), (246, 532840), (264, 496510), (280, 468138), (287, 456720), (308, 425580), (328, 399630), (330, 397208), (336, 390115), (346, 378840), (385, 340464), (410, 319704), (420, 312092), (440, 297906), (451, 290640), (462, 283720), (492, 266420), (519, 252560), (528, 248255), (560, 234069), (574, 228360), (615, 213136), (616, 212790), (656, 199815), (660, 198604), (692, 189420), (770, 170232), (820, 159852), (840, 156046), (861, 152240), (865, 151536), (880, 148953), (902, 145320), (924, 141860), (984, 133210), (1038, 126280), (1148, 114180), (1155, 113488), (1211, 108240), (1230, 106568), (1232, 106395), (1320, 99302), (1353, 96880), (1384, 94710), (1435, 91344), (1540, 85116), (1640, 79926), (1680, 78023), (1722, 76120), (1730, 75768), (1804, 72660), (1848, 70930), (1903, 68880), (1968, 66605), (2076, 63140), (2255, 58128), (2296, 57090), (2310, 56744), (2422, 54120), (2460, 53284), (2595, 50512), (2640, 49651), (2706, 48440), (2768, 47355), (2870, 45672), (3080, 42558), (3157, 41520), (3280, 39963), (3444, 38060), (3460, 37884), (3608, 36330), (3633, 36080), (3696, 35465), (3806, 34440), (4152, 31570), (4305, 30448), (4510, 29064), (4592, 28545), (4620, 28372), (4844, 27060), (4920, 26642), (5190, 25256), (5412, 24220), (5709, 22960), (5740, 22836), (6055, 21648), (6160, 21279), (6314, 20760), (6765, 19376), (6888, 19030), (6920, 18942), (7093, 18480), (7216, 18165), (7266, 18040), (7612, 17220), (8304, 15785), (8610, 15224), (9020, 14532), (9240, 14186), (9471, 13840), (9515, 13776), (9688, 13530), (9840, 13321), (10380, 12628), (10824, 12110), (11418, 11480)]