321305504

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 747079200

約数和(自身を除く): 425773696

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 53, 59, 76, 104, 106, 118, 152, 169, 208, 212, 236, 247, 304, 338, 416, 424, 472, 494, 608, 676, 689, 767, 848, 944, 988, 1007, 1121, 1352, 1378, 1534, 1696, 1888, 1976, 2014, 2242, 2704, 2756, 3068, 3127, 3211, 3952, 4028, 4484, 5408, 5512, 6136, 6254, 6422, 7904, 8056, 8957, 8968, 9971, 11024, 12272, 12508, 12844, 13091, 14573, 16112, 17914, 17936, 19942, 22048, 24544, 25016, 25688, 26182, 29146, 32224, 35828, 35872, 39884, 40651, 50032, 51376, 52364, 58292, 59413, 71656, 79768, 81302, 100064, 102752, 104728, 116584, 118826, 143312, 159536, 162604, 170183, 189449, 209456, 233168, 237652, 286624, 319072, 325208, 340366, 378898, 418912, 466336, 475304, 528463, 650416, 680732, 757796, 772369, 950608, 1056926, 1300832, 1361464, 1515592, 1544738, 1901216, 2113852, 2722928, 3031184, 3089476, 4227704, 5445856, 6062368, 6178952, 8455408, 10040797, 12357904, 16910816, 20081594, 24715808, 40163188, 80326376, 160652752, 321305504]

約数ペア:

[(1, 321305504), (2, 160652752), (4, 80326376), (8, 40163188), (13, 24715808), (16, 20081594), (19, 16910816), (26, 12357904), (32, 10040797), (38, 8455408), (52, 6178952), (53, 6062368), (59, 5445856), (76, 4227704), (104, 3089476), (106, 3031184), (118, 2722928), (152, 2113852), (169, 1901216), (208, 1544738), (212, 1515592), (236, 1361464), (247, 1300832), (304, 1056926), (338, 950608), (416, 772369), (424, 757796), (472, 680732), (494, 650416), (608, 528463), (676, 475304), (689, 466336), (767, 418912), (848, 378898), (944, 340366), (988, 325208), (1007, 319072), (1121, 286624), (1352, 237652), (1378, 233168), (1534, 209456), (1696, 189449), (1888, 170183), (1976, 162604), (2014, 159536), (2242, 143312), (2704, 118826), (2756, 116584), (3068, 104728), (3127, 102752), (3211, 100064), (3952, 81302), (4028, 79768), (4484, 71656), (5408, 59413), (5512, 58292), (6136, 52364), (6254, 51376), (6422, 50032), (7904, 40651), (8056, 39884), (8957, 35872), (8968, 35828), (9971, 32224), (11024, 29146), (12272, 26182), (12508, 25688), (12844, 25016), (13091, 24544), (14573, 22048), (16112, 19942), (17914, 17936)]