1320333456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 240

約数和(自身を含む): 3911374656

約数和(自身を除く): 2591041200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 53, 74, 78, 83, 104, 106, 111, 148, 156, 159, 166, 169, 208, 212, 222, 249, 296, 312, 318, 332, 338, 424, 444, 481, 498, 507, 592, 624, 636, 664, 676, 689, 848, 888, 962, 996, 1014, 1079, 1272, 1328, 1352, 1378, 1443, 1776, 1924, 1961, 1992, 2028, 2067, 2158, 2544, 2704, 2756, 2886, 3071, 3237, 3848, 3922, 3984, 4056, 4134, 4316, 4399, 5512, 5772, 5883, 6142, 6253, 6474, 7696, 7844, 8112, 8268, 8632, 8798, 8957, 9213, 11024, 11544, 11766, 12284, 12506, 12948, 13197, 14027, 15688, 16536, 17264, 17596, 17914, 18426, 18759, 23088, 23532, 24568, 25012, 25493, 25896, 26394, 26871, 28054, 31376, 33072, 35192, 35828, 36852, 37518, 39923, 42081, 47064, 49136, 50024, 50986, 51792, 52788, 53742, 56108, 57187, 70384, 71656, 73704, 75036, 76479, 79846, 84162, 94128, 100048, 101972, 105576, 107484, 112216, 114374, 119769, 143312, 147408, 150072, 152958, 159692, 162763, 168324, 171561, 203944, 211152, 214968, 224432, 228748, 239538, 300144, 305916, 319384, 325526, 331409, 336648, 343122, 407888, 429936, 457496, 479076, 488289, 518999, 611832, 638768, 651052, 662818, 673296, 686244, 743431, 914992, 958152, 976578, 994227, 1037998, 1223664, 1302104, 1325636, 1372488, 1486862, 1556997, 1916304, 1953156, 1988454, 2075996, 2115919, 2230293, 2604208, 2651272, 2744976, 2973724, 3113994, 3906312, 3976908, 4151992, 4231838, 4460586, 5302544, 5947448, 6227988, 6347757, 7812624, 7953816, 8303984, 8463676, 8921172, 11894896, 12455976, 12695514, 15907632, 16927352, 17842344, 24911952, 25391028, 27506947, 33854704, 35684688, 50782056, 55013894, 82520841, 101564112, 110027788, 165041682, 220055576, 330083364, 440111152, 660166728, 1320333456]

約数ペア:

[(1, 1320333456), (2, 660166728), (3, 440111152), (4, 330083364), (6, 220055576), (8, 165041682), (12, 110027788), (13, 101564112), (16, 82520841), (24, 55013894), (26, 50782056), (37, 35684688), (39, 33854704), (48, 27506947), (52, 25391028), (53, 24911952), (74, 17842344), (78, 16927352), (83, 15907632), (104, 12695514), (106, 12455976), (111, 11894896), (148, 8921172), (156, 8463676), (159, 8303984), (166, 7953816), (169, 7812624), (208, 6347757), (212, 6227988), (222, 5947448), (249, 5302544), (296, 4460586), (312, 4231838), (318, 4151992), (332, 3976908), (338, 3906312), (424, 3113994), (444, 2973724), (481, 2744976), (498, 2651272), (507, 2604208), (592, 2230293), (624, 2115919), (636, 2075996), (664, 1988454), (676, 1953156), (689, 1916304), (848, 1556997), (888, 1486862), (962, 1372488), (996, 1325636), (1014, 1302104), (1079, 1223664), (1272, 1037998), (1328, 994227), (1352, 976578), (1378, 958152), (1443, 914992), (1776, 743431), (1924, 686244), (1961, 673296), (1992, 662818), (2028, 651052), (2067, 638768), (2158, 611832), (2544, 518999), (2704, 488289), (2756, 479076), (2886, 457496), (3071, 429936), (3237, 407888), (3848, 343122), (3922, 336648), (3984, 331409), (4056, 325526), (4134, 319384), (4316, 305916), (4399, 300144), (5512, 239538), (5772, 228748), (5883, 224432), (6142, 214968), (6253, 211152), (6474, 203944), (7696, 171561), (7844, 168324), (8112, 162763), (8268, 159692), (8632, 152958), (8798, 150072), (8957, 147408), (9213, 143312), (11024, 119769), (11544, 114374), (11766, 112216), (12284, 107484), (12506, 105576), (12948, 101972), (13197, 100048), (14027, 94128), (15688, 84162), (16536, 79846), (17264, 76479), (17596, 75036), (17914, 73704), (18426, 71656), (18759, 70384), (23088, 57187), (23532, 56108), (24568, 53742), (25012, 52788), (25493, 51792), (25896, 50986), (26394, 50024), (26871, 49136), (28054, 47064), (31376, 42081), (33072, 39923), (35192, 37518), (35828, 36852)]