2556948180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{863}}^1$

素因数の和:1030

約数の個数: 192

約数和(自身を含む): 7942717440

約数和(自身を除く): 5385769260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 113, 114, 115, 138, 190, 226, 228, 230, 276, 285, 339, 345, 380, 437, 452, 460, 565, 570, 678, 690, 863, 874, 1130, 1140, 1311, 1356, 1380, 1695, 1726, 1748, 2147, 2185, 2260, 2589, 2599, 2622, 3390, 3452, 4294, 4315, 4370, 5178, 5198, 5244, 6441, 6555, 6780, 7797, 8588, 8630, 8740, 10356, 10396, 10735, 12882, 12945, 12995, 13110, 15594, 16397, 17260, 19849, 21470, 25764, 25890, 25990, 26220, 31188, 32205, 32794, 38985, 39698, 42940, 49191, 49381, 51780, 51980, 59547, 64410, 65588, 77970, 79396, 81985, 97519, 98382, 98762, 99245, 119094, 128820, 148143, 155940, 163970, 195038, 196764, 197524, 198490, 238188, 245955, 246905, 292557, 296286, 297735, 327940, 377131, 390076, 396980, 487595, 491910, 493810, 585114, 592572, 595470, 740715, 754262, 975190, 983820, 987620, 1131393, 1170228, 1190940, 1462785, 1481430, 1508524, 1852861, 1885655, 1950380, 2242937, 2262786, 2925570, 2962860, 3705722, 3771310, 4485874, 4525572, 5558583, 5656965, 5851140, 6728811, 7411444, 7542620, 8971748, 9264305, 11117166, 11214685, 11313930, 13457622, 18528610, 22234332, 22429370, 22627860, 26915244, 27792915, 33644055, 37057220, 42615803, 44858740, 55585830, 67288110, 85231606, 111171660, 127847409, 134576220, 170463212, 213079015, 255694818, 426158030, 511389636, 639237045, 852316060, 1278474090, 2556948180]

約数ペア:

[(1, 2556948180), (2, 1278474090), (3, 852316060), (4, 639237045), (5, 511389636), (6, 426158030), (10, 255694818), (12, 213079015), (15, 170463212), (19, 134576220), (20, 127847409), (23, 111171660), (30, 85231606), (38, 67288110), (46, 55585830), (57, 44858740), (60, 42615803), (69, 37057220), (76, 33644055), (92, 27792915), (95, 26915244), (113, 22627860), (114, 22429370), (115, 22234332), (138, 18528610), (190, 13457622), (226, 11313930), (228, 11214685), (230, 11117166), (276, 9264305), (285, 8971748), (339, 7542620), (345, 7411444), (380, 6728811), (437, 5851140), (452, 5656965), (460, 5558583), (565, 4525572), (570, 4485874), (678, 3771310), (690, 3705722), (863, 2962860), (874, 2925570), (1130, 2262786), (1140, 2242937), (1311, 1950380), (1356, 1885655), (1380, 1852861), (1695, 1508524), (1726, 1481430), (1748, 1462785), (2147, 1190940), (2185, 1170228), (2260, 1131393), (2589, 987620), (2599, 983820), (2622, 975190), (3390, 754262), (3452, 740715), (4294, 595470), (4315, 592572), (4370, 585114), (5178, 493810), (5198, 491910), (5244, 487595), (6441, 396980), (6555, 390076), (6780, 377131), (7797, 327940), (8588, 297735), (8630, 296286), (8740, 292557), (10356, 246905), (10396, 245955), (10735, 238188), (12882, 198490), (12945, 197524), (12995, 196764), (13110, 195038), (15594, 163970), (16397, 155940), (17260, 148143), (19849, 128820), (21470, 119094), (25764, 99245), (25890, 98762), (25990, 98382), (26220, 97519), (31188, 81985), (32205, 79396), (32794, 77970), (38985, 65588), (39698, 64410), (42940, 59547), (49191, 51980), (49381, 51780)]